Finding the Third Proportional to 663,722 and 1,448,000

Step by Step Solution

1. Step 1: Write the proportion equation
   663,722 : 1,448,000 = 1,448,000 : x
2. Step 2: Convert to fraction form
   663,722/1,448,000 = 1,448,000/x
3. Step 3: Cross multiply
   663,722x = 1,448,000 × 1,448,000
4. Step 4: Simplify right side
   663,722x = 2,096,704,000,000
5. Step 5: Solve for x
   x = 2,096,704,000,000/663,722
6. Step 6: Final answer
   x = 3,159,009.34