Finding the Third Proportional to 897,608 and 1,921,298

Step by Step Solution

1. Step 1: Write the proportion equation
   897,608 : 1,921,298 = 1,921,298 : x
2. Step 2: Convert to fraction form
   897,608/1,921,298 = 1,921,298/x
3. Step 3: Cross multiply
   897,608x = 1,921,298 × 1,921,298
4. Step 4: Simplify right side
   897,608x = 3,691,386,004,804
5. Step 5: Solve for x
   x = 3,691,386,004,804/897,608
6. Step 6: Final answer
   x = 4,112,470.04