Finding the Third Proportional to 719,446 and 1,055,839

Step by Step Solution

1. Step 1: Write the proportion equation
   719,446 : 1,055,839 = 1,055,839 : x
2. Step 2: Convert to fraction form
   719,446/1,055,839 = 1,055,839/x
3. Step 3: Cross multiply
   719,446x = 1,055,839 × 1,055,839
4. Step 4: Simplify right side
   719,446x = 1,114,795,993,921
5. Step 5: Solve for x
   x = 1,114,795,993,921/719,446
6. Step 6: Final answer
   x = 1,549,520.04