Finding the Third Proportional to 374,028.89 and 774,662.48

Step by Step Solution

1. Step 1: Write the proportion equation
   374,028.89 : 774,662.48 = 774,662.48 : x
2. Step 2: Convert to fraction form
   374,028.89/774,662.48 = 774,662.48/x
3. Step 3: Cross multiply
   374,028.89x = 774,662.48 × 774,662.48
4. Step 4: Simplify right side
   374,028.89x = 600,101,964,698.05
5. Step 5: Solve for x
   x = 600,101,964,698.05/374,028.89
6. Step 6: Final answer
   x = 1,604,426.77