Finding the Third Proportional to 812,540 and 1,730,055

Step by Step Solution

1. Step 1: Write the proportion equation
   812,540 : 1,730,055 = 1,730,055 : x
2. Step 2: Convert to fraction form
   812,540/1,730,055 = 1,730,055/x
3. Step 3: Cross multiply
   812,540x = 1,730,055 × 1,730,055
4. Step 4: Simplify right side
   812,540x = 2,993,090,303,025
5. Step 5: Solve for x
   x = 2,993,090,303,025/812,540
6. Step 6: Final answer
   x = 3,683,622.10