Finding the Third Proportional to 478,878 and 1,047,504

Step by Step Solution

1. Step 1: Write the proportion equation
   478,878 : 1,047,504 = 1,047,504 : x
2. Step 2: Convert to fraction form
   478,878/1,047,504 = 1,047,504/x
3. Step 3: Cross multiply
   478,878x = 1,047,504 × 1,047,504
4. Step 4: Simplify right side
   478,878x = 1,097,264,630,016
5. Step 5: Solve for x
   x = 1,097,264,630,016/478,878
6. Step 6: Final answer
   x = 2,291,323.95