Finding the Third Proportional to 981,828 and 2,151,036

Step by Step Solution

1. Step 1: Write the proportion equation
   981,828 : 2,151,036 = 2,151,036 : x
2. Step 2: Convert to fraction form
   981,828/2,151,036 = 2,151,036/x
3. Step 3: Cross multiply
   981,828x = 2,151,036 × 2,151,036
4. Step 4: Simplify right side
   981,828x = 4,626,955,873,296
5. Step 5: Solve for x
   x = 4,626,955,873,296/981,828
6. Step 6: Final answer
   x = 4,712,593.12