Finding the Fourth Proportional to 17,560.43, 24,231.40 and 10,390.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,560.43 : 24,231.40 = 10,390.56 : x
2. Step 2: Convert to fraction form
   17,560.43/24,231.40 = 10,390.56/x
3. Step 3: Cross multiply
   17,560.43x = 24,231.40 × 10,390.56
4. Step 4: Simplify right side
   17,560.43x = 251,777,789.61
5. Step 5: Solve for x
   x = 251,777,789.61/17,560.43
6. Step 6: Final answer
   x = 14,337.80