Finding the Fourth Proportional to 90,068.34, 124,311.45 and 59,387.46

Step by Step Solution

1. Step 1: Write the proportion equation
   90,068.34 : 124,311.45 = 59,387.46 : x
2. Step 2: Convert to fraction form
   90,068.34/124,311.45 = 59,387.46/x
3. Step 3: Cross multiply
   90,068.34x = 124,311.45 × 59,387.46
4. Step 4: Simplify right side
   90,068.34x = 7,382,541,264.42
5. Step 5: Solve for x
   x = 7,382,541,264.42/90,068.34
6. Step 6: Final answer
   x = 81,966.00