Finding the Third Proportional to 1,382,816 and 2,258,000

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382,816 : 2,258,000 = 2,258,000 : x
2. Step 2: Convert to fraction form
   1,382,816/2,258,000 = 2,258,000/x
3. Step 3: Cross multiply
   1,382,816x = 2,258,000 × 2,258,000
4. Step 4: Simplify right side
   1,382,816x = 5,098,564,000,000
5. Step 5: Solve for x
   x = 5,098,564,000,000/1,382,816
6. Step 6: Final answer
   x = 3,687,087.80