Finding the Third Proportional to 1,286,512 and 1,920,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,512 : 1,920,048 = 1,920,048 : x
2. Step 2: Convert to fraction form
   1,286,512/1,920,048 = 1,920,048/x
3. Step 3: Cross multiply
   1,286,512x = 1,920,048 × 1,920,048
4. Step 4: Simplify right side
   1,286,512x = 3,686,584,322,304
5. Step 5: Solve for x
   x = 3,686,584,322,304/1,286,512
6. Step 6: Final answer
   x = 2,865,565.44