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Finding the Fourth Proportional to 11,326,873.02, 16,978,932.69 and 3,644,871.90

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Solution

The fourth proportional to 11,326,873.02, 16,978,932.69 and 3,644,871.90 is: 5,463,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326,873.02 : 16,978,932.69 = 3,644,871.90 : x
  2. Step 2: Convert to fraction form
    11,326,873.02/16,978,932.69 = 3,644,871.90/x
  3. Step 3: Cross multiply
    11,326,873.02x = 16,978,932.69 × 3,644,871.90
  4. Step 4: Simplify right side
    11,326,873.02x = 61,886,034,653,772.41
  5. Step 5: Solve for x
    x = 61,886,034,653,772.41/11,326,873.02
  6. Step 6: Final answer
    x = 5,463,646.90

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