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Finding the Fourth Proportional to 259,547.87, 389,391.06 and 82,058.24

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Solution

The fourth proportional to 259,547.87, 389,391.06 and 82,058.24 is: 123,109.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,547.87 : 389,391.06 = 82,058.24 : x
  2. Step 2: Convert to fraction form
    259,547.87/389,391.06 = 82,058.24/x
  3. Step 3: Cross multiply
    259,547.87x = 389,391.06 × 82,058.24
  4. Step 4: Simplify right side
    259,547.87x = 31,952,745,055.33
  5. Step 5: Solve for x
    x = 31,952,745,055.33/259,547.87
  6. Step 6: Final answer
    x = 123,109.26

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