Finding the Fourth Proportional to 31,524.72, 43,503.24 and 17,377.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,524.72 : 43,503.24 = 17,377.56 : x
2. Step 2: Convert to fraction form
   31,524.72/43,503.24 = 17,377.56/x
3. Step 3: Cross multiply
   31,524.72x = 43,503.24 × 17,377.56
4. Step 4: Simplify right side
   31,524.72x = 755,980,163.29
5. Step 5: Solve for x
   x = 755,980,163.29/31,524.72
6. Step 6: Final answer
   x = 23,980.55