Finding the Fourth Proportional to 65,307.50, 90,108.59 and 41,425.46

Step by Step Solution

1. Step 1: Write the proportion equation
   65,307.50 : 90,108.59 = 41,425.46 : x
2. Step 2: Convert to fraction form
   65,307.50/90,108.59 = 41,425.46/x
3. Step 3: Cross multiply
   65,307.50x = 90,108.59 × 41,425.46
4. Step 4: Simplify right side
   65,307.50x = 3,732,789,470.94
5. Step 5: Solve for x
   x = 3,732,789,470.94/65,307.50
6. Step 6: Final answer
   x = 57,157.13