Finding the Fourth Proportional to 82,824.41, 124,273.49 and 43,372.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,824.41 : 124,273.49 = 43,372.28 : x
2. Step 2: Convert to fraction form
   82,824.41/124,273.49 = 43,372.28/x
3. Step 3: Cross multiply
   82,824.41x = 124,273.49 × 43,372.28
4. Step 4: Simplify right side
   82,824.41x = 5,390,024,604.86
5. Step 5: Solve for x
   x = 5,390,024,604.86/82,824.41
6. Step 6: Final answer
   x = 65,077.73