Finding the Fourth Proportional to 82,620.85, 123,931.82 and 26,469.49

Step by Step Solution

1. Step 1: Write the proportion equation
   82,620.85 : 123,931.82 = 26,469.49 : x
2. Step 2: Convert to fraction form
   82,620.85/123,931.82 = 26,469.49/x
3. Step 3: Cross multiply
   82,620.85x = 123,931.82 × 26,469.49
4. Step 4: Simplify right side
   82,620.85x = 3,280,412,070.17
5. Step 5: Solve for x
   x = 3,280,412,070.17/82,620.85
6. Step 6: Final answer
   x = 39,704.41