Finding the Third Proportional to 374,256 and 804,550

Step by Step Solution

1. Step 1: Write the proportion equation
   374,256 : 804,550 = 804,550 : x
2. Step 2: Convert to fraction form
   374,256/804,550 = 804,550/x
3. Step 3: Cross multiply
   374,256x = 804,550 × 804,550
4. Step 4: Simplify right side
   374,256x = 647,300,702,500
5. Step 5: Solve for x
   x = 647,300,702,500/374,256
6. Step 6: Final answer
   x = 1,729,566.67