Finding the Third Proportional to 812,530 and 1,760,648

Step by Step Solution

1. Step 1: Write the proportion equation
   812,530 : 1,760,648 = 1,760,648 : x
2. Step 2: Convert to fraction form
   812,530/1,760,648 = 1,760,648/x
3. Step 3: Cross multiply
   812,530x = 1,760,648 × 1,760,648
4. Step 4: Simplify right side
   812,530x = 3,099,881,379,904
5. Step 5: Solve for x
   x = 3,099,881,379,904/812,530
6. Step 6: Final answer
   x = 3,815,097.76