Finding the Fourth Proportional to 111,757.92, 167,800.92 and 69,816.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,757.92 : 167,800.92 = 69,816.72 : x
2. Step 2: Convert to fraction form
   111,757.92/167,800.92 = 69,816.72/x
3. Step 3: Cross multiply
   111,757.92x = 167,800.92 × 69,816.72
4. Step 4: Simplify right side
   111,757.92x = 11,715,309,847.38
5. Step 5: Solve for x
   x = 11,715,309,847.38/111,757.92
6. Step 6: Final answer
   x = 104,827.56