Finding the Third Proportional to 815,984 and 1,147,048

Step by Step Solution

1. Step 1: Write the proportion equation
   815,984 : 1,147,048 = 1,147,048 : x
2. Step 2: Convert to fraction form
   815,984/1,147,048 = 1,147,048/x
3. Step 3: Cross multiply
   815,984x = 1,147,048 × 1,147,048
4. Step 4: Simplify right side
   815,984x = 1,315,719,114,304
5. Step 5: Solve for x
   x = 1,315,719,114,304/815,984
6. Step 6: Final answer
   x = 1,612,432.49