Finding the Fourth Proportional to 111,273.24, 153,557.82 and 60,974.04

Step by Step Solution

1. Step 1: Write the proportion equation
   111,273.24 : 153,557.82 = 60,974.04 : x
2. Step 2: Convert to fraction form
   111,273.24/153,557.82 = 60,974.04/x
3. Step 3: Cross multiply
   111,273.24x = 153,557.82 × 60,974.04
4. Step 4: Simplify right side
   111,273.24x = 9,363,040,658.99
5. Step 5: Solve for x
   x = 9,363,040,658.99/111,273.24
6. Step 6: Final answer
   x = 84,144.59