Finding the Third Proportional to 216,054 and 327,066.19

Step by Step Solution

1. Step 1: Write the proportion equation
   216,054 : 327,066.19 = 327,066.19 : x
2. Step 2: Convert to fraction form
   216,054/327,066.19 = 327,066.19/x
3. Step 3: Cross multiply
   216,054x = 327,066.19 × 327,066.19
4. Step 4: Simplify right side
   216,054x = 106,972,291,005.79
5. Step 5: Solve for x
   x = 106,972,291,005.79/216,054
6. Step 6: Final answer
   x = 495,118.31