Finding the Fourth Proportional to 108,340.72, 162,375.78 and 74,793.56

Step by Step Solution

1. Step 1: Write the proportion equation
   108,340.72 : 162,375.78 = 74,793.56 : x
2. Step 2: Convert to fraction form
   108,340.72/162,375.78 = 74,793.56/x
3. Step 3: Cross multiply
   108,340.72x = 162,375.78 × 74,793.56
4. Step 4: Simplify right side
   108,340.72x = 12,144,662,643.98
5. Step 5: Solve for x
   x = 12,144,662,643.98/108,340.72
6. Step 6: Final answer
   x = 112,096.93