Finding the Third Proportional to 80,423.51 and 174,086.48

Step by Step Solution

1. Step 1: Write the proportion equation
   80,423.51 : 174,086.48 = 174,086.48 : x
2. Step 2: Convert to fraction form
   80,423.51/174,086.48 = 174,086.48/x
3. Step 3: Cross multiply
   80,423.51x = 174,086.48 × 174,086.48
4. Step 4: Simplify right side
   80,423.51x = 30,306,103,022.01
5. Step 5: Solve for x
   x = 30,306,103,022.01/80,423.51
6. Step 6: Final answer
   x = 376,831.40