Finding the Fourth Proportional to 82,824.06, 124,138.89 and 43,399.74

Step by Step Solution

1. Step 1: Write the proportion equation
   82,824.06 : 124,138.89 = 43,399.74 : x
2. Step 2: Convert to fraction form
   82,824.06/124,138.89 = 43,399.74/x
3. Step 3: Cross multiply
   82,824.06x = 124,138.89 × 43,399.74
4. Step 4: Simplify right side
   82,824.06x = 5,387,595,549.89
5. Step 5: Solve for x
   x = 5,387,595,549.89/82,824.06
6. Step 6: Final answer
   x = 65,048.68