Finding the Third Proportional to 300,635.72 and 626,148.14

Step by Step Solution

1. Step 1: Write the proportion equation
   300,635.72 : 626,148.14 = 626,148.14 : x
2. Step 2: Convert to fraction form
   300,635.72/626,148.14 = 626,148.14/x
3. Step 3: Cross multiply
   300,635.72x = 626,148.14 × 626,148.14
4. Step 4: Simplify right side
   300,635.72x = 392,061,494,008.15
5. Step 5: Solve for x
   x = 392,061,494,008.15/300,635.72
6. Step 6: Final answer
   x = 1,304,108.16