Finding the Fourth Proportional to 82,915.72, 124,391.30 and 26,759.03

Step by Step Solution

1. Step 1: Write the proportion equation
   82,915.72 : 124,391.30 = 26,759.03 : x
2. Step 2: Convert to fraction form
   82,915.72/124,391.30 = 26,759.03/x
3. Step 3: Cross multiply
   82,915.72x = 124,391.30 × 26,759.03
4. Step 4: Simplify right side
   82,915.72x = 3,328,589,772.69
5. Step 5: Solve for x
   x = 3,328,589,772.69/82,915.72
6. Step 6: Final answer
   x = 40,144.26