Finding the Fourth Proportional to 82,940.73, 124,447.85 and 43,488.47

Step by Step Solution

1. Step 1: Write the proportion equation
   82,940.73 : 124,447.85 = 43,488.47 : x
2. Step 2: Convert to fraction form
   82,940.73/124,447.85 = 43,488.47/x
3. Step 3: Cross multiply
   82,940.73x = 124,447.85 × 43,488.47
4. Step 4: Simplify right side
   82,940.73x = 5,412,045,751.61
5. Step 5: Solve for x
   x = 5,412,045,751.61/82,940.73
6. Step 6: Final answer
   x = 65,251.97