Finding the Third Proportional to 300,737.50 and 626,355

Step by Step Solution

1. Step 1: Write the proportion equation
   300,737.50 : 626,355 = 626,355 : x
2. Step 2: Convert to fraction form
   300,737.50/626,355 = 626,355/x
3. Step 3: Cross multiply
   300,737.50x = 626,355 × 626,355
4. Step 4: Simplify right side
   300,737.50x = 392,320,586,025
5. Step 5: Solve for x
   x = 392,320,586,025/300,737.50
6. Step 6: Final answer
   x = 1,304,528.32