Finding the Fourth Proportional to 108,422.55, 149,626.04 and 60,677.30

Step by Step Solution

1. Step 1: Write the proportion equation
   108,422.55 : 149,626.04 = 60,677.30 : x
2. Step 2: Convert to fraction form
   108,422.55/149,626.04 = 60,677.30/x
3. Step 3: Cross multiply
   108,422.55x = 149,626.04 × 60,677.30
4. Step 4: Simplify right side
   108,422.55x = 9,078,904,187.57
5. Step 5: Solve for x
   x = 9,078,904,187.57/108,422.55
6. Step 6: Final answer
   x = 83,736.31