Finding the Fourth Proportional to 108,057.53, 149,116.29 and 60,309.86

Step by Step Solution

1. Step 1: Write the proportion equation
   108,057.53 : 149,116.29 = 60,309.86 : x
2. Step 2: Convert to fraction form
   108,057.53/149,116.29 = 60,309.86/x
3. Step 3: Cross multiply
   108,057.53x = 149,116.29 × 60,309.86
4. Step 4: Simplify right side
   108,057.53x = 8,993,181,828.04
5. Step 5: Solve for x
   x = 8,993,181,828.04/108,057.53
6. Step 6: Final answer
   x = 83,225.87