Finding the Third Proportional to 981,147 and 1,439,416

Step by Step Solution

1. Step 1: Write the proportion equation
   981,147 : 1,439,416 = 1,439,416 : x
2. Step 2: Convert to fraction form
   981,147/1,439,416 = 1,439,416/x
3. Step 3: Cross multiply
   981,147x = 1,439,416 × 1,439,416
4. Step 4: Simplify right side
   981,147x = 2,071,918,421,056
5. Step 5: Solve for x
   x = 2,071,918,421,056/981,147
6. Step 6: Final answer
   x = 2,111,730.88