Finding the Third Proportional to 815,636 and 1,797,160

Step by Step Solution

1. Step 1: Write the proportion equation
   815,636 : 1,797,160 = 1,797,160 : x
2. Step 2: Convert to fraction form
   815,636/1,797,160 = 1,797,160/x
3. Step 3: Cross multiply
   815,636x = 1,797,160 × 1,797,160
4. Step 4: Simplify right side
   815,636x = 3,229,784,065,600
5. Step 5: Solve for x
   x = 3,229,784,065,600/815,636
6. Step 6: Final answer
   x = 3,959,835.10