Finding the Fourth Proportional to 23,707.76, 32,715.12 and 13,097.28

Step by Step Solution

1. Step 1: Write the proportion equation
   23,707.76 : 32,715.12 = 13,097.28 : x
2. Step 2: Convert to fraction form
   23,707.76/32,715.12 = 13,097.28/x
3. Step 3: Cross multiply
   23,707.76x = 32,715.12 × 13,097.28
4. Step 4: Simplify right side
   23,707.76x = 428,479,086.87
5. Step 5: Solve for x
   x = 428,479,086.87/23,707.76
6. Step 6: Final answer
   x = 18,073.37