Finding the Third Proportional to 851,007 and 1,822,428

Step by Step Solution

1. Step 1: Write the proportion equation
   851,007 : 1,822,428 = 1,822,428 : x
2. Step 2: Convert to fraction form
   851,007/1,822,428 = 1,822,428/x
3. Step 3: Cross multiply
   851,007x = 1,822,428 × 1,822,428
4. Step 4: Simplify right side
   851,007x = 3,321,243,815,184
5. Step 5: Solve for x
   x = 3,321,243,815,184/851,007
6. Step 6: Final answer
   x = 3,902,722.09