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Finding the Fourth Proportional to 82,028.13, 123,042.21 and 26,624.13

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Solution

The fourth proportional to 82,028.13, 123,042.21 and 26,624.13 is: 39,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,028.13 : 123,042.21 = 26,624.13 : x
  2. Step 2: Convert to fraction form
    82,028.13/123,042.21 = 26,624.13/x
  3. Step 3: Cross multiply
    82,028.13x = 123,042.21 × 26,624.13
  4. Step 4: Simplify right side
    82,028.13x = 3,275,891,794.53
  5. Step 5: Solve for x
    x = 3,275,891,794.53/82,028.13
  6. Step 6: Final answer
    x = 39,936.20

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