Finding the Third Proportional to 300,970.50 and 626,853

Step by Step Solution

1. Step 1: Write the proportion equation
   300,970.50 : 626,853 = 626,853 : x
2. Step 2: Convert to fraction form
   300,970.50/626,853 = 626,853/x
3. Step 3: Cross multiply
   300,970.50x = 626,853 × 626,853
4. Step 4: Simplify right side
   300,970.50x = 392,944,683,609
5. Step 5: Solve for x
   x = 392,944,683,609/300,970.50
6. Step 6: Final answer
   x = 1,305,592.02