Finding the Third Proportional to 815,800 and 1,749,696

Step by Step Solution

1. Step 1: Write the proportion equation
   815,800 : 1,749,696 = 1,749,696 : x
2. Step 2: Convert to fraction form
   815,800/1,749,696 = 1,749,696/x
3. Step 3: Cross multiply
   815,800x = 1,749,696 × 1,749,696
4. Step 4: Simplify right side
   815,800x = 3,061,436,092,416
5. Step 5: Solve for x
   x = 3,061,436,092,416/815,800
6. Step 6: Final answer
   x = 3,752,679.69