Finding the Third Proportional to 897,768 and 1,921,644

Step by Step Solution

1. Step 1: Write the proportion equation
   897,768 : 1,921,644 = 1,921,644 : x
2. Step 2: Convert to fraction form
   897,768/1,921,644 = 1,921,644/x
3. Step 3: Cross multiply
   897,768x = 1,921,644 × 1,921,644
4. Step 4: Simplify right side
   897,768x = 3,692,715,662,736
5. Step 5: Solve for x
   x = 3,692,715,662,736/897,768
6. Step 6: Final answer
   x = 4,113,218.18