Finding the Fourth Proportional to 111,411.75, 167,139.50 and 49,082.25

Step by Step Solution

1. Step 1: Write the proportion equation
   111,411.75 : 167,139.50 = 49,082.25 : x
2. Step 2: Convert to fraction form
   111,411.75/167,139.50 = 49,082.25/x
3. Step 3: Cross multiply
   111,411.75x = 167,139.50 × 49,082.25
4. Step 4: Simplify right side
   111,411.75x = 8,203,582,478.46
5. Step 5: Solve for x
   x = 8,203,582,478.46/111,411.75
6. Step 6: Final answer
   x = 73,633.01