Finding the Fourth Proportional to 111,683.12, 154,124.24 and 60,696.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,683.12 : 154,124.24 = 60,696.86 : x
2. Step 2: Convert to fraction form
   111,683.12/154,124.24 = 60,696.86/x
3. Step 3: Cross multiply
   111,683.12x = 154,124.24 × 60,696.86
4. Step 4: Simplify right side
   111,683.12x = 9,354,856,343.78
5. Step 5: Solve for x
   x = 9,354,856,343.78/111,683.12
6. Step 6: Final answer
   x = 83,762.49