Finding the Third Proportional to 919,272 and 1,427,028

Step by Step Solution

1. Step 1: Write the proportion equation
   919,272 : 1,427,028 = 1,427,028 : x
2. Step 2: Convert to fraction form
   919,272/1,427,028 = 1,427,028/x
3. Step 3: Cross multiply
   919,272x = 1,427,028 × 1,427,028
4. Step 4: Simplify right side
   919,272x = 2,036,408,912,784
5. Step 5: Solve for x
   x = 2,036,408,912,784/919,272
6. Step 6: Final answer
   x = 2,215,240.88