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Finding the Fourth Proportional to 8,779.74, 13,168.14 and 2,936.33

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Solution

The fourth proportional to 8,779.74, 13,168.14 and 2,936.33 is: 4,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.74 : 13,168.14 = 2,936.33 : x
  2. Step 2: Convert to fraction form
    8,779.74/13,168.14 = 2,936.33/x
  3. Step 3: Cross multiply
    8,779.74x = 13,168.14 × 2,936.33
  4. Step 4: Simplify right side
    8,779.74x = 38,666,004.53
  5. Step 5: Solve for x
    x = 38,666,004.53/8,779.74
  6. Step 6: Final answer
    x = 4,404.00

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