Finding the Fourth Proportional to 108,142.33, 149,236.74 and 60,397.48

Step by Step Solution

1. Step 1: Write the proportion equation
   108,142.33 : 149,236.74 = 60,397.48 : x
2. Step 2: Convert to fraction form
   108,142.33/149,236.74 = 60,397.48/x
3. Step 3: Cross multiply
   108,142.33x = 149,236.74 × 60,397.48
4. Step 4: Simplify right side
   108,142.33x = 9,013,523,019.42
5. Step 5: Solve for x
   x = 9,013,523,019.42/108,142.33
6. Step 6: Final answer
   x = 83,348.70