Finding the Fourth Proportional to 31,580.02, 43,580.73 and 17,432.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,580.02 : 43,580.73 = 17,432.56 : x
2. Step 2: Convert to fraction form
   31,580.02/43,580.73 = 17,432.56/x
3. Step 3: Cross multiply
   31,580.02x = 43,580.73 × 17,432.56
4. Step 4: Simplify right side
   31,580.02x = 759,723,690.57
5. Step 5: Solve for x
   x = 759,723,690.57/31,580.02
6. Step 6: Final answer
   x = 24,057.10