Finding the Fourth Proportional to 23,716.53, 32,728.59 and 13,106.07

Step by Step Solution

1. Step 1: Write the proportion equation
   23,716.53 : 32,728.59 = 13,106.07 : x
2. Step 2: Convert to fraction form
   23,716.53/32,728.59 = 13,106.07/x
3. Step 3: Cross multiply
   23,716.53x = 32,728.59 × 13,106.07
4. Step 4: Simplify right side
   23,716.53x = 428,943,191.54
5. Step 5: Solve for x
   x = 428,943,191.54/23,716.53
6. Step 6: Final answer
   x = 18,086.25