Finding the Fourth Proportional to 23,709.72, 32,716.63 and 13,098.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,709.72 : 32,716.63 = 13,098.72 : x
2. Step 2: Convert to fraction form
   23,709.72/32,716.63 = 13,098.72/x
3. Step 3: Cross multiply
   23,709.72x = 32,716.63 × 13,098.72
4. Step 4: Simplify right side
   23,709.72x = 428,545,910.22
5. Step 5: Solve for x
   x = 428,545,910.22/23,709.72
6. Step 6: Final answer
   x = 18,074.69