Finding the Fourth Proportional to 82,290.68, 123,436.20 and 29,737.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,290.68 : 123,436.20 = 29,737.28 : x
2. Step 2: Convert to fraction form
   82,290.68/123,436.20 = 29,737.28/x
3. Step 3: Cross multiply
   82,290.68x = 123,436.20 × 29,737.28
4. Step 4: Simplify right side
   82,290.68x = 3,670,656,841.54
5. Step 5: Solve for x
   x = 3,670,656,841.54/82,290.68
6. Step 6: Final answer
   x = 44,605.99