Finding the Fourth Proportional to 23,003.61, 31,748.00 and 13,571.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,003.61 : 31,748.00 = 13,571.97 : x
2. Step 2: Convert to fraction form
   23,003.61/31,748.00 = 13,571.97/x
3. Step 3: Cross multiply
   23,003.61x = 31,748.00 × 13,571.97
4. Step 4: Simplify right side
   23,003.61x = 430,882,835.70
5. Step 5: Solve for x
   x = 430,882,835.70/23,003.61
6. Step 6: Final answer
   x = 18,731.10