Finding the Fourth Proportional to 23,716.80, 32,722.79 and 13,648.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,716.80 : 32,722.79 = 13,648.10 : x
2. Step 2: Convert to fraction form
   23,716.80/32,722.79 = 13,648.10/x
3. Step 3: Cross multiply
   23,716.80x = 32,722.79 × 13,648.10
4. Step 4: Simplify right side
   23,716.80x = 446,603,678.34
5. Step 5: Solve for x
   x = 446,603,678.34/23,716.80
6. Step 6: Final answer
   x = 18,830.69