Finding the Third Proportional to 723,398 and 1,571,336

Step by Step Solution

1. Step 1: Write the proportion equation
   723,398 : 1,571,336 = 1,571,336 : x
2. Step 2: Convert to fraction form
   723,398/1,571,336 = 1,571,336/x
3. Step 3: Cross multiply
   723,398x = 1,571,336 × 1,571,336
4. Step 4: Simplify right side
   723,398x = 2,469,096,824,896
5. Step 5: Solve for x
   x = 2,469,096,824,896/723,398
6. Step 6: Final answer
   x = 3,413,192.77