Finding the Fourth Proportional to 111,629.24, 154,047.72 and 60,641.53

Step by Step Solution

1. Step 1: Write the proportion equation
   111,629.24 : 154,047.72 = 60,641.53 : x
2. Step 2: Convert to fraction form
   111,629.24/154,047.72 = 60,641.53/x
3. Step 3: Cross multiply
   111,629.24x = 154,047.72 × 60,641.53
4. Step 4: Simplify right side
   111,629.24x = 9,341,689,276.10
5. Step 5: Solve for x
   x = 9,341,689,276.10/111,629.24
6. Step 6: Final answer
   x = 83,684.97