Finding the Third Proportional to 80,029.69 and 169,916.06

Step by Step Solution

1. Step 1: Write the proportion equation
   80,029.69 : 169,916.06 = 169,916.06 : x
2. Step 2: Convert to fraction form
   80,029.69/169,916.06 = 169,916.06/x
3. Step 3: Cross multiply
   80,029.69x = 169,916.06 × 169,916.06
4. Step 4: Simplify right side
   80,029.69x = 28,871,468,295.50
5. Step 5: Solve for x
   x = 28,871,468,295.50/80,029.69
6. Step 6: Final answer
   x = 360,759.48