Finding the Third Proportional to 211,396.50 and 327,186

Step by Step Solution

1. Step 1: Write the proportion equation
   211,396.50 : 327,186 = 327,186 : x
2. Step 2: Convert to fraction form
   211,396.50/327,186 = 327,186/x
3. Step 3: Cross multiply
   211,396.50x = 327,186 × 327,186
4. Step 4: Simplify right side
   211,396.50x = 107,050,678,596
5. Step 5: Solve for x
   x = 107,050,678,596/211,396.50
6. Step 6: Final answer
   x = 506,397.59