Finding the Third Proportional to 815,806 and 1,749,708

Step by Step Solution

1. Step 1: Write the proportion equation
   815,806 : 1,749,708 = 1,749,708 : x
2. Step 2: Convert to fraction form
   815,806/1,749,708 = 1,749,708/x
3. Step 3: Cross multiply
   815,806x = 1,749,708 × 1,749,708
4. Step 4: Simplify right side
   815,806x = 3,061,478,085,264
5. Step 5: Solve for x
   x = 3,061,478,085,264/815,806
6. Step 6: Final answer
   x = 3,752,703.57