Finding the Third Proportional to 977,848 and 2,165,648

Step by Step Solution

1. Step 1: Write the proportion equation
   977,848 : 2,165,648 = 2,165,648 : x
2. Step 2: Convert to fraction form
   977,848/2,165,648 = 2,165,648/x
3. Step 3: Cross multiply
   977,848x = 2,165,648 × 2,165,648
4. Step 4: Simplify right side
   977,848x = 4,690,031,259,904
5. Step 5: Solve for x
   x = 4,690,031,259,904/977,848
6. Step 6: Final answer
   x = 4,796,278.42