Finding the Third Proportional to 763,269 and 1,036,581

Step by Step Solution

1. Step 1: Write the proportion equation
   763,269 : 1,036,581 = 1,036,581 : x
2. Step 2: Convert to fraction form
   763,269/1,036,581 = 1,036,581/x
3. Step 3: Cross multiply
   763,269x = 1,036,581 × 1,036,581
4. Step 4: Simplify right side
   763,269x = 1,074,500,169,561
5. Step 5: Solve for x
   x = 1,074,500,169,561/763,269
6. Step 6: Final answer
   x = 1,407,760.79