Finding the Fourth Proportional to 108,354, 149,528.88 and 60,604.28

Step by Step Solution

1. Step 1: Write the proportion equation
   108,354 : 149,528.88 = 60,604.28 : x
2. Step 2: Convert to fraction form
   108,354/149,528.88 = 60,604.28/x
3. Step 3: Cross multiply
   108,354x = 149,528.88 × 60,604.28
4. Step 4: Simplify right side
   108,354x = 9,062,090,111.61
5. Step 5: Solve for x
   x = 9,062,090,111.61/108,354
6. Step 6: Final answer
   x = 83,634.11