Finding the Fourth Proportional to 22,609.82, 31,200.02 and 12,537.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,609.82 : 31,200.02 = 12,537.88 : x
2. Step 2: Convert to fraction form
   22,609.82/31,200.02 = 12,537.88/x
3. Step 3: Cross multiply
   22,609.82x = 31,200.02 × 12,537.88
4. Step 4: Simplify right side
   22,609.82x = 391,182,106.76
5. Step 5: Solve for x
   x = 391,182,106.76/22,609.82
6. Step 6: Final answer
   x = 17,301.43