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Finding the Fourth Proportional to 8,796.61, 12,140.49 and 5,018.92

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Solution

The fourth proportional to 8,796.61, 12,140.49 and 5,018.92 is: 6,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796.61 : 12,140.49 = 5,018.92 : x
  2. Step 2: Convert to fraction form
    8,796.61/12,140.49 = 5,018.92/x
  3. Step 3: Cross multiply
    8,796.61x = 12,140.49 × 5,018.92
  4. Step 4: Simplify right side
    8,796.61x = 60,932,148.07
  5. Step 5: Solve for x
    x = 60,932,148.07/8,796.61
  6. Step 6: Final answer
    x = 6,926.78

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