Finding the Fourth Proportional to 22,849.98, 31,519.82 and 13,416.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,849.98 : 31,519.82 = 13,416.72 : x
2. Step 2: Convert to fraction form
   22,849.98/31,519.82 = 13,416.72/x
3. Step 3: Cross multiply
   22,849.98x = 31,519.82 × 13,416.72
4. Step 4: Simplify right side
   22,849.98x = 422,892,599.39
5. Step 5: Solve for x
   x = 422,892,599.39/22,849.98
6. Step 6: Final answer
   x = 18,507.35