Finding the Third Proportional to 763,385 and 1,036,759

Step by Step Solution

1. Step 1: Write the proportion equation
   763,385 : 1,036,759 = 1,036,759 : x
2. Step 2: Convert to fraction form
   763,385/1,036,759 = 1,036,759/x
3. Step 3: Cross multiply
   763,385x = 1,036,759 × 1,036,759
4. Step 4: Simplify right side
   763,385x = 1,074,869,224,081
5. Step 5: Solve for x
   x = 1,074,869,224,081/763,385
6. Step 6: Final answer
   x = 1,408,030.32