Finding the Third Proportional to 981,145 and 1,439,413

Step by Step Solution

1. Step 1: Write the proportion equation
   981,145 : 1,439,413 = 1,439,413 : x
2. Step 2: Convert to fraction form
   981,145/1,439,413 = 1,439,413/x
3. Step 3: Cross multiply
   981,145x = 1,439,413 × 1,439,413
4. Step 4: Simplify right side
   981,145x = 2,071,909,784,569
5. Step 5: Solve for x
   x = 2,071,909,784,569/981,145
6. Step 6: Final answer
   x = 2,111,726.39