Finding the Fourth Proportional to 215,298.54, 297,107.33 and 124,658.46

Step by Step Solution

1. Step 1: Write the proportion equation
   215,298.54 : 297,107.33 = 124,658.46 : x
2. Step 2: Convert to fraction form
   215,298.54/297,107.33 = 124,658.46/x
3. Step 3: Cross multiply
   215,298.54x = 297,107.33 × 124,658.46
4. Step 4: Simplify right side
   215,298.54x = 37,036,941,589.22
5. Step 5: Solve for x
   x = 37,036,941,589.22/215,298.54
6. Step 6: Final answer
   x = 172,025.98