Finding the Fourth Proportional to 215,524.43, 297,423.61 and 124,932.89

Step by Step Solution

1. Step 1: Write the proportion equation
   215,524.43 : 297,423.61 = 124,932.89 : x
2. Step 2: Convert to fraction form
   215,524.43/297,423.61 = 124,932.89/x
3. Step 3: Cross multiply
   215,524.43x = 297,423.61 × 124,932.89
4. Step 4: Simplify right side
   215,524.43x = 37,157,991,582.76
5. Step 5: Solve for x
   x = 37,157,991,582.76/215,524.43
6. Step 6: Final answer
   x = 172,407.33