Finding the Third Proportional to 79,575.38 and 108,136.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,575.38 : 108,136.69 = 108,136.69 : x
2. Step 2: Convert to fraction form
   79,575.38/108,136.69 = 108,136.69/x
3. Step 3: Cross multiply
   79,575.38x = 108,136.69 × 108,136.69
4. Step 4: Simplify right side
   79,575.38x = 11,693,543,183.47
5. Step 5: Solve for x
   x = 11,693,543,183.47/79,575.38
6. Step 6: Final answer
   x = 146,949.27