Finding the Fourth Proportional to 82,418.45, 123,620.84 and 26,256.29

Step by Step Solution

1. Step 1: Write the proportion equation
   82,418.45 : 123,620.84 = 26,256.29 : x
2. Step 2: Convert to fraction form
   82,418.45/123,620.84 = 26,256.29/x
3. Step 3: Cross multiply
   82,418.45x = 123,620.84 × 26,256.29
4. Step 4: Simplify right side
   82,418.45x = 3,245,824,999.78
5. Step 5: Solve for x
   x = 3,245,824,999.78/82,418.45
6. Step 6: Final answer
   x = 39,382.26