Finding the Third Proportional to 722,644 and 1,073,488

Step by Step Solution

1. Step 1: Write the proportion equation
   722,644 : 1,073,488 = 1,073,488 : x
2. Step 2: Convert to fraction form
   722,644/1,073,488 = 1,073,488/x
3. Step 3: Cross multiply
   722,644x = 1,073,488 × 1,073,488
4. Step 4: Simplify right side
   722,644x = 1,152,376,486,144
5. Step 5: Solve for x
   x = 1,152,376,486,144/722,644
6. Step 6: Final answer
   x = 1,594,666.93