Finding the Fourth Proportional to 82,916.72, 124,392.80 and 26,760.03

Step by Step Solution

1. Step 1: Write the proportion equation
   82,916.72 : 124,392.80 = 26,760.03 : x
2. Step 2: Convert to fraction form
   82,916.72/124,392.80 = 26,760.03/x
3. Step 3: Cross multiply
   82,916.72x = 124,392.80 × 26,760.03
4. Step 4: Simplify right side
   82,916.72x = 3,328,755,059.78
5. Step 5: Solve for x
   x = 3,328,755,059.78/82,916.72
6. Step 6: Final answer
   x = 40,145.76