Finding the Fourth Proportional to 90,081.29, 124,315.69 and 59,814.43

Step by Step Solution

1. Step 1: Write the proportion equation
   90,081.29 : 124,315.69 = 59,814.43 : x
2. Step 2: Convert to fraction form
   90,081.29/124,315.69 = 59,814.43/x
3. Step 3: Cross multiply
   90,081.29x = 124,315.69 × 59,814.43
4. Step 4: Simplify right side
   90,081.29x = 7,435,872,137.41
5. Step 5: Solve for x
   x = 7,435,872,137.41/90,081.29
6. Step 6: Final answer
   x = 82,546.24