Finding the Third Proportional to 909,076 and 1,407,582

Step by Step Solution

1. Step 1: Write the proportion equation
   909,076 : 1,407,582 = 1,407,582 : x
2. Step 2: Convert to fraction form
   909,076/1,407,582 = 1,407,582/x
3. Step 3: Cross multiply
   909,076x = 1,407,582 × 1,407,582
4. Step 4: Simplify right side
   909,076x = 1,981,287,086,724
5. Step 5: Solve for x
   x = 1,981,287,086,724/909,076
6. Step 6: Final answer
   x = 2,179,451.54