Finding the Fourth Proportional to 22,021.39, 32,949.33 and 13,103.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,021.39 : 32,949.33 = 13,103.88 : x
2. Step 2: Convert to fraction form
   22,021.39/32,949.33 = 13,103.88/x
3. Step 3: Cross multiply
   22,021.39x = 32,949.33 × 13,103.88
4. Step 4: Simplify right side
   22,021.39x = 431,764,066.40
5. Step 5: Solve for x
   x = 431,764,066.40/22,021.39
6. Step 6: Final answer
   x = 19,606.58