Finding the Third Proportional to 196,375 and 300,269

Step by Step Solution

1. Step 1: Write the proportion equation
   196,375 : 300,269 = 300,269 : x
2. Step 2: Convert to fraction form
   196,375/300,269 = 300,269/x
3. Step 3: Cross multiply
   196,375x = 300,269 × 300,269
4. Step 4: Simplify right side
   196,375x = 90,161,472,361
5. Step 5: Solve for x
   x = 90,161,472,361/196,375
6. Step 6: Final answer
   x = 459,129.08