Finding the Third Proportional to 815,769 and 1,749,636

Step by Step Solution

1. Step 1: Write the proportion equation
   815,769 : 1,749,636 = 1,749,636 : x
2. Step 2: Convert to fraction form
   815,769/1,749,636 = 1,749,636/x
3. Step 3: Cross multiply
   815,769x = 1,749,636 × 1,749,636
4. Step 4: Simplify right side
   815,769x = 3,061,226,132,496
5. Step 5: Solve for x
   x = 3,061,226,132,496/815,769
6. Step 6: Final answer
   x = 3,752,564.92