Finding the Third Proportional to 478,678 and 1,036,604

Step by Step Solution

1. Step 1: Write the proportion equation
   478,678 : 1,036,604 = 1,036,604 : x
2. Step 2: Convert to fraction form
   478,678/1,036,604 = 1,036,604/x
3. Step 3: Cross multiply
   478,678x = 1,036,604 × 1,036,604
4. Step 4: Simplify right side
   478,678x = 1,074,547,852,816
5. Step 5: Solve for x
   x = 1,074,547,852,816/478,678
6. Step 6: Final answer
   x = 2,244,823.98