Finding the Fourth Proportional to 90,065.97, 124,308.17 and 59,385.09

Step by Step Solution

1. Step 1: Write the proportion equation
   90,065.97 : 124,308.17 = 59,385.09 : x
2. Step 2: Convert to fraction form
   90,065.97/124,308.17 = 59,385.09/x
3. Step 3: Cross multiply
   90,065.97x = 124,308.17 × 59,385.09
4. Step 4: Simplify right side
   90,065.97x = 7,382,051,863.19
5. Step 5: Solve for x
   x = 7,382,051,863.19/90,065.97
6. Step 6: Final answer
   x = 81,962.72