Finding the Third Proportional to 169,320 and 372,066

Step by Step Solution

1. Step 1: Write the proportion equation
   169,320 : 372,066 = 372,066 : x
2. Step 2: Convert to fraction form
   169,320/372,066 = 372,066/x
3. Step 3: Cross multiply
   169,320x = 372,066 × 372,066
4. Step 4: Simplify right side
   169,320x = 138,433,108,356
5. Step 5: Solve for x
   x = 138,433,108,356/169,320
6. Step 6: Final answer
   x = 817,582.73