Finding the Third Proportional to 815,772 and 1,749,644

Step by Step Solution

1. Step 1: Write the proportion equation
   815,772 : 1,749,644 = 1,749,644 : x
2. Step 2: Convert to fraction form
   815,772/1,749,644 = 1,749,644/x
3. Step 3: Cross multiply
   815,772x = 1,749,644 × 1,749,644
4. Step 4: Simplify right side
   815,772x = 3,061,254,126,736
5. Step 5: Solve for x
   x = 3,061,254,126,736/815,772
6. Step 6: Final answer
   x = 3,752,585.44