Finding the Fourth Proportional to 22,066.49, 30,444.76 and 13,687.85

Step by Step Solution

1. Step 1: Write the proportion equation
   22,066.49 : 30,444.76 = 13,687.85 : x
2. Step 2: Convert to fraction form
   22,066.49/30,444.76 = 13,687.85/x
3. Step 3: Cross multiply
   22,066.49x = 30,444.76 × 13,687.85
4. Step 4: Simplify right side
   22,066.49x = 416,723,401.39
5. Step 5: Solve for x
   x = 416,723,401.39/22,066.49
6. Step 6: Final answer
   x = 18,884.90