Finding the Third Proportional to 719,742 and 1,548,456

Step by Step Solution

1. Step 1: Write the proportion equation
   719,742 : 1,548,456 = 1,548,456 : x
2. Step 2: Convert to fraction form
   719,742/1,548,456 = 1,548,456/x
3. Step 3: Cross multiply
   719,742x = 1,548,456 × 1,548,456
4. Step 4: Simplify right side
   719,742x = 2,397,715,983,936
5. Step 5: Solve for x
   x = 2,397,715,983,936/719,742
6. Step 6: Final answer
   x = 3,331,354.82