Finding the Third Proportional to 902,644 and 1,982,428

Step by Step Solution

1. Step 1: Write the proportion equation
   902,644 : 1,982,428 = 1,982,428 : x
2. Step 2: Convert to fraction form
   902,644/1,982,428 = 1,982,428/x
3. Step 3: Cross multiply
   902,644x = 1,982,428 × 1,982,428
4. Step 4: Simplify right side
   902,644x = 3,930,020,775,184
5. Step 5: Solve for x
   x = 3,930,020,775,184/902,644
6. Step 6: Final answer
   x = 4,353,898.96