Finding the Fourth Proportional to 82,468.69, 123,723.18 and 26,308.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,468.69 : 123,723.18 = 26,308.80 : x
2. Step 2: Convert to fraction form
   82,468.69/123,723.18 = 26,308.80/x
3. Step 3: Cross multiply
   82,468.69x = 123,723.18 × 26,308.80
4. Step 4: Simplify right side
   82,468.69x = 3,255,008,397.98
5. Step 5: Solve for x
   x = 3,255,008,397.98/82,468.69
6. Step 6: Final answer
   x = 39,469.63