Finding the Fourth Proportional to 23,707.29, 32,716.54 and 13,097.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,707.29 : 32,716.54 = 13,097.31 : x
2. Step 2: Convert to fraction form
   23,707.29/32,716.54 = 13,097.31/x
3. Step 3: Cross multiply
   23,707.29x = 32,716.54 × 13,097.31
4. Step 4: Simplify right side
   23,707.29x = 428,498,666.51
5. Step 5: Solve for x
   x = 428,498,666.51/23,707.29
6. Step 6: Final answer
   x = 18,074.55