Finding the Third Proportional to 815,632 and 1,199,648

Step by Step Solution

1. Step 1: Write the proportion equation
   815,632 : 1,199,648 = 1,199,648 : x
2. Step 2: Convert to fraction form
   815,632/1,199,648 = 1,199,648/x
3. Step 3: Cross multiply
   815,632x = 1,199,648 × 1,199,648
4. Step 4: Simplify right side
   815,632x = 1,439,155,323,904
5. Step 5: Solve for x
   x = 1,439,155,323,904/815,632
6. Step 6: Final answer
   x = 1,764,466.48