Finding the Fourth Proportional to 82,480.30, 123,704.65 and 35,121.49

Step by Step Solution

1. Step 1: Write the proportion equation
   82,480.30 : 123,704.65 = 35,121.49 : x
2. Step 2: Convert to fraction form
   82,480.30/123,704.65 = 35,121.49/x
3. Step 3: Cross multiply
   82,480.30x = 123,704.65 × 35,121.49
4. Step 4: Simplify right side
   82,480.30x = 4,344,690,833.80
5. Step 5: Solve for x
   x = 4,344,690,833.80/82,480.30
6. Step 6: Final answer
   x = 52,675.50