Finding the Third Proportional to 981,182 and 2,172,208

Step by Step Solution

1. Step 1: Write the proportion equation
   981,182 : 2,172,208 = 2,172,208 : x
2. Step 2: Convert to fraction form
   981,182/2,172,208 = 2,172,208/x
3. Step 3: Cross multiply
   981,182x = 2,172,208 × 2,172,208
4. Step 4: Simplify right side
   981,182x = 4,718,487,595,264
5. Step 5: Solve for x
   x = 4,718,487,595,264/981,182
6. Step 6: Final answer
   x = 4,808,983.04