Finding the Fourth Proportional to 107,792.72, 148,753.68 and 60,045.60

Step by Step Solution

1. Step 1: Write the proportion equation
   107,792.72 : 148,753.68 = 60,045.60 : x
2. Step 2: Convert to fraction form
   107,792.72/148,753.68 = 60,045.60/x
3. Step 3: Cross multiply
   107,792.72x = 148,753.68 × 60,045.60
4. Step 4: Simplify right side
   107,792.72x = 8,932,003,967.81
5. Step 5: Solve for x
   x = 8,932,003,967.81/107,792.72
6. Step 6: Final answer
   x = 82,862.78