Finding the Fourth Proportional to 82,518.80, 123,717.49 and 26,326.57

Step by Step Solution

1. Step 1: Write the proportion equation
   82,518.80 : 123,717.49 = 26,326.57 : x
2. Step 2: Convert to fraction form
   82,518.80/123,717.49 = 26,326.57/x
3. Step 3: Cross multiply
   82,518.80x = 123,717.49 × 26,326.57
4. Step 4: Simplify right side
   82,518.80x = 3,257,057,160.71
5. Step 5: Solve for x
   x = 3,257,057,160.71/82,518.80
6. Step 6: Final answer
   x = 39,470.49