Finding the Third Proportional to 171,674.86 and 372,904.17

Step by Step Solution

1. Step 1: Write the proportion equation
   171,674.86 : 372,904.17 = 372,904.17 : x
2. Step 2: Convert to fraction form
   171,674.86/372,904.17 = 372,904.17/x
3. Step 3: Cross multiply
   171,674.86x = 372,904.17 × 372,904.17
4. Step 4: Simplify right side
   171,674.86x = 139,057,521,401.78
5. Step 5: Solve for x
   x = 139,057,521,401.78/171,674.86
6. Step 6: Final answer
   x = 810,005.16