Finding the Third Proportional to 198,327 and 302,134.50

Step by Step Solution

1. Step 1: Write the proportion equation
   198,327 : 302,134.50 = 302,134.50 : x
2. Step 2: Convert to fraction form
   198,327/302,134.50 = 302,134.50/x
3. Step 3: Cross multiply
   198,327x = 302,134.50 × 302,134.50
4. Step 4: Simplify right side
   198,327x = 91,285,256,090.25
5. Step 5: Solve for x
   x = 91,285,256,090.25/198,327
6. Step 6: Final answer
   x = 460,276.49