Finding the Fourth Proportional to 10,613.03, 14,610.98 and 9,031.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,613.03 : 14,610.98 = 9,031.91 : x
2. Step 2: Convert to fraction form
   10,613.03/14,610.98 = 9,031.91/x
3. Step 3: Cross multiply
   10,613.03x = 14,610.98 × 9,031.91
4. Step 4: Simplify right side
   10,613.03x = 131,965,005.90
5. Step 5: Solve for x
   x = 131,965,005.90/10,613.03
6. Step 6: Final answer
   x = 12,434.25