Finding the Third Proportional to 720,426 and 1,043,436

Step by Step Solution

1. Step 1: Write the proportion equation
   720,426 : 1,043,436 = 1,043,436 : x
2. Step 2: Convert to fraction form
   720,426/1,043,436 = 1,043,436/x
3. Step 3: Cross multiply
   720,426x = 1,043,436 × 1,043,436
4. Step 4: Simplify right side
   720,426x = 1,088,758,686,096
5. Step 5: Solve for x
   x = 1,088,758,686,096/720,426
6. Step 6: Final answer
   x = 1,511,270.67