Finding the Third Proportional to 138,967 and 303,025

Step by Step Solution

1. Step 1: Write the proportion equation
   138,967 : 303,025 = 303,025 : x
2. Step 2: Convert to fraction form
   138,967/303,025 = 303,025/x
3. Step 3: Cross multiply
   138,967x = 303,025 × 303,025
4. Step 4: Simplify right side
   138,967x = 91,824,150,625
5. Step 5: Solve for x
   x = 91,824,150,625/138,967
6. Step 6: Final answer
   x = 660,762.27