Finding the Third Proportional to 211,167 and 327,247.50

Step by Step Solution

1. Step 1: Write the proportion equation
   211,167 : 327,247.50 = 327,247.50 : x
2. Step 2: Convert to fraction form
   211,167/327,247.50 = 327,247.50/x
3. Step 3: Cross multiply
   211,167x = 327,247.50 × 327,247.50
4. Step 4: Simplify right side
   211,167x = 107,090,926,256.25
5. Step 5: Solve for x
   x = 107,090,926,256.25/211,167
6. Step 6: Final answer
   x = 507,138.55