Finding the Fourth Proportional to 66,059.88, 91,162.70 and 37,766.17

Step by Step Solution

1. Step 1: Write the proportion equation
   66,059.88 : 91,162.70 = 37,766.17 : x
2. Step 2: Convert to fraction form
   66,059.88/91,162.70 = 37,766.17/x
3. Step 3: Cross multiply
   66,059.88x = 91,162.70 × 37,766.17
4. Step 4: Simplify right side
   66,059.88x = 3,442,866,025.86
5. Step 5: Solve for x
   x = 3,442,866,025.86/66,059.88
6. Step 6: Final answer
   x = 52,117.35