Finding the Fourth Proportional to 82,217.72, 123,344.81 and 26,061.18

Step by Step Solution

1. Step 1: Write the proportion equation
   82,217.72 : 123,344.81 = 26,061.18 : x
2. Step 2: Convert to fraction form
   82,217.72/123,344.81 = 26,061.18/x
3. Step 3: Cross multiply
   82,217.72x = 123,344.81 × 26,061.18
4. Step 4: Simplify right side
   82,217.72x = 3,214,511,295.48
5. Step 5: Solve for x
   x = 3,214,511,295.48/82,217.72
6. Step 6: Final answer
   x = 39,097.55