Finding the Fourth Proportional to 82,321.92, 113,544.18 and 52,112.16

Step by Step Solution

1. Step 1: Write the proportion equation
   82,321.92 : 113,544.18 = 52,112.16 : x
2. Step 2: Convert to fraction form
   82,321.92/113,544.18 = 52,112.16/x
3. Step 3: Cross multiply
   82,321.92x = 113,544.18 × 52,112.16
4. Step 4: Simplify right side
   82,321.92x = 5,917,032,475.23
5. Step 5: Solve for x
   x = 5,917,032,475.23/82,321.92
6. Step 6: Final answer
   x = 71,876.76