Finding the Third Proportional to 763,374 and 1,036,740

Step by Step Solution

1. Step 1: Write the proportion equation
   763,374 : 1,036,740 = 1,036,740 : x
2. Step 2: Convert to fraction form
   763,374/1,036,740 = 1,036,740/x
3. Step 3: Cross multiply
   763,374x = 1,036,740 × 1,036,740
4. Step 4: Simplify right side
   763,374x = 1,074,829,827,600
5. Step 5: Solve for x
   x = 1,074,829,827,600/763,374
6. Step 6: Final answer
   x = 1,407,999.00