Finding the Third Proportional to 80,488.69 and 174,805.59

Step by Step Solution

1. Step 1: Write the proportion equation
   80,488.69 : 174,805.59 = 174,805.59 : x
2. Step 2: Convert to fraction form
   80,488.69/174,805.59 = 174,805.59/x
3. Step 3: Cross multiply
   80,488.69x = 174,805.59 × 174,805.59
4. Step 4: Simplify right side
   80,488.69x = 30,556,995,606.29
5. Step 5: Solve for x
   x = 30,556,995,606.29/80,488.69
6. Step 6: Final answer
   x = 379,643.36