Finding the Fourth Proportional to 82,439.91, 113,725.22 and 52,174.23

Step by Step Solution

1. Step 1: Write the proportion equation
   82,439.91 : 113,725.22 = 52,174.23 : x
2. Step 2: Convert to fraction form
   82,439.91/113,725.22 = 52,174.23/x
3. Step 3: Cross multiply
   82,439.91x = 113,725.22 × 52,174.23
4. Step 4: Simplify right side
   82,439.91x = 5,933,525,524.21
5. Step 5: Solve for x
   x = 5,933,525,524.21/82,439.91
6. Step 6: Final answer
   x = 71,973.94