Finding the Third Proportional to 715,662 and 1,572,372

Step by Step Solution

1. Step 1: Write the proportion equation
   715,662 : 1,572,372 = 1,572,372 : x
2. Step 2: Convert to fraction form
   715,662/1,572,372 = 1,572,372/x
3. Step 3: Cross multiply
   715,662x = 1,572,372 × 1,572,372
4. Step 4: Simplify right side
   715,662x = 2,472,353,706,384
5. Step 5: Solve for x
   x = 2,472,353,706,384/715,662
6. Step 6: Final answer
   x = 3,454,638.79