Finding the Third Proportional to 812,528 and 1,760,644

Step by Step Solution

1. Step 1: Write the proportion equation
   812,528 : 1,760,644 = 1,760,644 : x
2. Step 2: Convert to fraction form
   812,528/1,760,644 = 1,760,644/x
3. Step 3: Cross multiply
   812,528x = 1,760,644 × 1,760,644
4. Step 4: Simplify right side
   812,528x = 3,099,867,294,736
5. Step 5: Solve for x
   x = 3,099,867,294,736/812,528
6. Step 6: Final answer
   x = 3,815,089.81