Finding the Third Proportional to 655,046 and 1,388,820

Step by Step Solution

1. Step 1: Write the proportion equation
   655,046 : 1,388,820 = 1,388,820 : x
2. Step 2: Convert to fraction form
   655,046/1,388,820 = 1,388,820/x
3. Step 3: Cross multiply
   655,046x = 1,388,820 × 1,388,820
4. Step 4: Simplify right side
   655,046x = 1,928,820,992,400
5. Step 5: Solve for x
   x = 1,928,820,992,400/655,046
6. Step 6: Final answer
   x = 2,944,558.08