Finding the Fourth Proportional to 111,532.83, 153,915.42 and 60,545.53

Step by Step Solution

1. Step 1: Write the proportion equation
   111,532.83 : 153,915.42 = 60,545.53 : x
2. Step 2: Convert to fraction form
   111,532.83/153,915.42 = 60,545.53/x
3. Step 3: Cross multiply
   111,532.83x = 153,915.42 × 60,545.53
4. Step 4: Simplify right side
   111,532.83x = 9,318,890,679.07
5. Step 5: Solve for x
   x = 9,318,890,679.07/111,532.83
6. Step 6: Final answer
   x = 83,552.89