Finding the Fourth Proportional to 111,793.72, 154,276.30 and 60,806.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,793.72 : 154,276.30 = 60,806.86 : x
2. Step 2: Convert to fraction form
   111,793.72/154,276.30 = 60,806.86/x
3. Step 3: Cross multiply
   111,793.72x = 154,276.30 × 60,806.86
4. Step 4: Simplify right side
   111,793.72x = 9,381,057,375.42
5. Step 5: Solve for x
   x = 9,381,057,375.42/111,793.72
6. Step 6: Final answer
   x = 83,913.99