Finding the Fourth Proportional to 108,608.56, 149,879.72 and 60,862.25

Step by Step Solution

1. Step 1: Write the proportion equation
   108,608.56 : 149,879.72 = 60,862.25 : x
2. Step 2: Convert to fraction form
   108,608.56/149,879.72 = 60,862.25/x
3. Step 3: Cross multiply
   108,608.56x = 149,879.72 × 60,862.25
4. Step 4: Simplify right side
   108,608.56x = 9,122,017,173.07
5. Step 5: Solve for x
   x = 9,122,017,173.07/108,608.56
6. Step 6: Final answer
   x = 83,989.85