Finding the Fourth Proportional to 111,873.31, 154,085.76 and 96,766.61

Step by Step Solution

1. Step 1: Write the proportion equation
   111,873.31 : 154,085.76 = 96,766.61 : x
2. Step 2: Convert to fraction form
   111,873.31/154,085.76 = 96,766.61/x
3. Step 3: Cross multiply
   111,873.31x = 154,085.76 × 96,766.61
4. Step 4: Simplify right side
   111,873.31x = 14,910,355,874.04
5. Step 5: Solve for x
   x = 14,910,355,874.04/111,873.31
6. Step 6: Final answer
   x = 133,278.94