Finding the Fourth Proportional to 124,213.90, 186,294.72 and 39,981.59

Step by Step Solution

1. Step 1: Write the proportion equation
   124,213.90 : 186,294.72 = 39,981.59 : x
2. Step 2: Convert to fraction form
   124,213.90/186,294.72 = 39,981.59/x
3. Step 3: Cross multiply
   124,213.90x = 186,294.72 × 39,981.59
4. Step 4: Simplify right side
   124,213.90x = 7,448,359,114.20
5. Step 5: Solve for x
   x = 7,448,359,114.20/124,213.90
6. Step 6: Final answer
   x = 59,963.97