Finding the Third Proportional to 909,892 and 1,427,228

Step by Step Solution

1. Step 1: Write the proportion equation
   909,892 : 1,427,228 = 1,427,228 : x
2. Step 2: Convert to fraction form
   909,892/1,427,228 = 1,427,228/x
3. Step 3: Cross multiply
   909,892x = 1,427,228 × 1,427,228
4. Step 4: Simplify right side
   909,892x = 2,036,979,763,984
5. Step 5: Solve for x
   x = 2,036,979,763,984/909,892
6. Step 6: Final answer
   x = 2,238,704.99