Finding the Third Proportional to 9,136.13 and 14,311.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,136.13 : 14,311.69 = 14,311.69 : x
2. Step 2: Convert to fraction form
   9,136.13/14,311.69 = 14,311.69/x
3. Step 3: Cross multiply
   9,136.13x = 14,311.69 × 14,311.69
4. Step 4: Simplify right side
   9,136.13x = 204,824,399.10
5. Step 5: Solve for x
   x = 204,824,399.10/9,136.13
6. Step 6: Final answer
   x = 22,419.18