Finding the Third Proportional to 469,344 and 672,570

Step by Step Solution

1. Step 1: Write the proportion equation
   469,344 : 672,570 = 672,570 : x
2. Step 2: Convert to fraction form
   469,344/672,570 = 672,570/x
3. Step 3: Cross multiply
   469,344x = 672,570 × 672,570
4. Step 4: Simplify right side
   469,344x = 452,350,404,900
5. Step 5: Solve for x
   x = 452,350,404,900/469,344
6. Step 6: Final answer
   x = 963,792.88