Finding the Third Proportional to 478,684 and 1,036,616

Step by Step Solution

1. Step 1: Write the proportion equation
   478,684 : 1,036,616 = 1,036,616 : x
2. Step 2: Convert to fraction form
   478,684/1,036,616 = 1,036,616/x
3. Step 3: Cross multiply
   478,684x = 1,036,616 × 1,036,616
4. Step 4: Simplify right side
   478,684x = 1,074,572,731,456
5. Step 5: Solve for x
   x = 1,074,572,731,456/478,684
6. Step 6: Final answer
   x = 2,244,847.81