Finding the Fourth Proportional to 22,849.88, 31,536.50 and 13,416.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,849.88 : 31,536.50 = 13,416.62 : x
2. Step 2: Convert to fraction form
   22,849.88/31,536.50 = 13,416.62/x
3. Step 3: Cross multiply
   22,849.88x = 31,536.50 × 13,416.62
4. Step 4: Simplify right side
   22,849.88x = 423,113,011.86
5. Step 5: Solve for x
   x = 423,113,011.86/22,849.88
6. Step 6: Final answer
   x = 18,517.08