Finding the Fourth Proportional to 90,868.70, 125,327.76 and 59,047.82

Step by Step Solution

1. Step 1: Write the proportion equation
   90,868.70 : 125,327.76 = 59,047.82 : x
2. Step 2: Convert to fraction form
   90,868.70/125,327.76 = 59,047.82/x
3. Step 3: Cross multiply
   90,868.70x = 125,327.76 × 59,047.82
4. Step 4: Simplify right side
   90,868.70x = 7,400,331,013.48
5. Step 5: Solve for x
   x = 7,400,331,013.48/90,868.70
6. Step 6: Final answer
   x = 81,439.82