Finding the Fourth Proportional to 108,630.04, 149,906.86 and 60,231.72

Step by Step Solution

1. Step 1: Write the proportion equation
   108,630.04 : 149,906.86 = 60,231.72 : x
2. Step 2: Convert to fraction form
   108,630.04/149,906.86 = 60,231.72/x
3. Step 3: Cross multiply
   108,630.04x = 149,906.86 × 60,231.72
4. Step 4: Simplify right side
   108,630.04x = 9,029,148,017.60
5. Step 5: Solve for x
   x = 9,029,148,017.60/108,630.04
6. Step 6: Final answer
   x = 83,118.33