Finding the Fourth Proportional to 82,426.98, 123,639.12 and 26,266.34

Step by Step Solution

1. Step 1: Write the proportion equation
   82,426.98 : 123,639.12 = 26,266.34 : x
2. Step 2: Convert to fraction form
   82,426.98/123,639.12 = 26,266.34/x
3. Step 3: Cross multiply
   82,426.98x = 123,639.12 × 26,266.34
4. Step 4: Simplify right side
   82,426.98x = 3,247,546,545.03
5. Step 5: Solve for x
   x = 3,247,546,545.03/82,426.98
6. Step 6: Final answer
   x = 39,399.07