Finding the Fourth Proportional to 22,609.50, 31,200.96 and 12,537.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,609.50 : 31,200.96 = 12,537.94 : x
2. Step 2: Convert to fraction form
   22,609.50/31,200.96 = 12,537.94/x
3. Step 3: Cross multiply
   22,609.50x = 31,200.96 × 12,537.94
4. Step 4: Simplify right side
   22,609.50x = 391,195,764.42
5. Step 5: Solve for x
   x = 391,195,764.42/22,609.50
6. Step 6: Final answer
   x = 17,302.27