Finding the Fourth Proportional to 83,133.78, 124,778.43 and 41,061.37

Step by Step Solution

1. Step 1: Write the proportion equation
   83,133.78 : 124,778.43 = 41,061.37 : x
2. Step 2: Convert to fraction form
   83,133.78/124,778.43 = 41,061.37/x
3. Step 3: Cross multiply
   83,133.78x = 124,778.43 × 41,061.37
4. Step 4: Simplify right side
   83,133.78x = 5,123,573,282.25
5. Step 5: Solve for x
   x = 5,123,573,282.25/83,133.78
6. Step 6: Final answer
   x = 61,630.46