Finding the Fourth Proportional to 90,091.92, 124,330.35 and 59,825.05

Step by Step Solution

1. Step 1: Write the proportion equation
   90,091.92 : 124,330.35 = 59,825.05 : x
2. Step 2: Convert to fraction form
   90,091.92/124,330.35 = 59,825.05/x
3. Step 3: Cross multiply
   90,091.92x = 124,330.35 × 59,825.05
4. Step 4: Simplify right side
   90,091.92x = 7,438,069,405.27
5. Step 5: Solve for x
   x = 7,438,069,405.27/90,091.92
6. Step 6: Final answer
   x = 82,560.89