Finding the Fourth Proportional to 60,792, 91,113.12 and 43,166.40

Step by Step Solution

1. Step 1: Write the proportion equation
   60,792 : 91,113.12 = 43,166.40 : x
2. Step 2: Convert to fraction form
   60,792/91,113.12 = 43,166.40/x
3. Step 3: Cross multiply
   60,792x = 91,113.12 × 43,166.40
4. Step 4: Simplify right side
   60,792x = 3,933,025,383.17
5. Step 5: Solve for x
   x = 3,933,025,383.17/60,792
6. Step 6: Final answer
   x = 64,696.43