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Finding the Fourth Proportional to 57,682.96, 86,523.93 and 18,240.10

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Solution

The fourth proportional to 57,682.96, 86,523.93 and 18,240.10 is: 27,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,682.96 : 86,523.93 = 18,240.10 : x
  2. Step 2: Convert to fraction form
    57,682.96/86,523.93 = 18,240.10/x
  3. Step 3: Cross multiply
    57,682.96x = 86,523.93 × 18,240.10
  4. Step 4: Simplify right side
    57,682.96x = 1,578,205,135.59
  5. Step 5: Solve for x
    x = 1,578,205,135.59/57,682.96
  6. Step 6: Final answer
    x = 27,359.99

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