Finding the Third Proportional to 1,997,802 and 4,402,836

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997,802 : 4,402,836 = 4,402,836 : x
2. Step 2: Convert to fraction form
   1,997,802/4,402,836 = 4,402,836/x
3. Step 3: Cross multiply
   1,997,802x = 4,402,836 × 4,402,836
4. Step 4: Simplify right side
   1,997,802x = 19,384,964,842,896
5. Step 5: Solve for x
   x = 19,384,964,842,896/1,997,802
6. Step 6: Final answer
   x = 9,703,146.18