Finding the Fourth Proportional to 82,978.38, 124,475.31 and 33,046.43

Step by Step Solution

1. Step 1: Write the proportion equation
   82,978.38 : 124,475.31 = 33,046.43 : x
2. Step 2: Convert to fraction form
   82,978.38/124,475.31 = 33,046.43/x
3. Step 3: Cross multiply
   82,978.38x = 124,475.31 × 33,046.43
4. Step 4: Simplify right side
   82,978.38x = 4,113,463,996.27
5. Step 5: Solve for x
   x = 4,113,463,996.27/82,978.38
6. Step 6: Final answer
   x = 49,572.72