Finding the Third Proportional to 9,031.50 and 12,134.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,031.50 : 12,134.81 = 12,134.81 : x
2. Step 2: Convert to fraction form
   9,031.50/12,134.81 = 12,134.81/x
3. Step 3: Cross multiply
   9,031.50x = 12,134.81 × 12,134.81
4. Step 4: Simplify right side
   9,031.50x = 147,253,674.41
5. Step 5: Solve for x
   x = 147,253,674.41/9,031.50
6. Step 6: Final answer
   x = 16,304.45