Finding the Fourth Proportional to 60,951.99, 91,399.29 and 39,570.12

Step by Step Solution

1. Step 1: Write the proportion equation
   60,951.99 : 91,399.29 = 39,570.12 : x
2. Step 2: Convert to fraction form
   60,951.99/91,399.29 = 39,570.12/x
3. Step 3: Cross multiply
   60,951.99x = 91,399.29 × 39,570.12
4. Step 4: Simplify right side
   60,951.99x = 3,616,680,724.83
5. Step 5: Solve for x
   x = 3,616,680,724.83/60,951.99
6. Step 6: Final answer
   x = 59,336.55