Finding the Third Proportional to 815,810 and 1,749,715

Step by Step Solution

1. Step 1: Write the proportion equation
   815,810 : 1,749,715 = 1,749,715 : x
2. Step 2: Convert to fraction form
   815,810/1,749,715 = 1,749,715/x
3. Step 3: Cross multiply
   815,810x = 1,749,715 × 1,749,715
4. Step 4: Simplify right side
   815,810x = 3,061,502,581,225
5. Step 5: Solve for x
   x = 3,061,502,581,225/815,810
6. Step 6: Final answer
   x = 3,752,715.19