Finding the Third Proportional to 1,023,718 and 1,605,772

Step by Step Solution

1. Step 1: Write the proportion equation
   1,023,718 : 1,605,772 = 1,605,772 : x
2. Step 2: Convert to fraction form
   1,023,718/1,605,772 = 1,605,772/x
3. Step 3: Cross multiply
   1,023,718x = 1,605,772 × 1,605,772
4. Step 4: Simplify right side
   1,023,718x = 2,578,503,715,984
5. Step 5: Solve for x
   x = 2,578,503,715,984/1,023,718
6. Step 6: Final answer
   x = 2,518,763.68