Finding the Third Proportional to 1,022,366 and 1,603,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,366 : 1,603,920 = 1,603,920 : x
2. Step 2: Convert to fraction form
   1,022,366/1,603,920 = 1,603,920/x
3. Step 3: Cross multiply
   1,022,366x = 1,603,920 × 1,603,920
4. Step 4: Simplify right side
   1,022,366x = 2,572,559,366,400
5. Step 5: Solve for x
   x = 2,572,559,366,400/1,022,366
6. Step 6: Final answer
   x = 2,516,280.24