Finding the Third Proportional to 1,802,356 and 2,789,816

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802,356 : 2,789,816 = 2,789,816 : x
2. Step 2: Convert to fraction form
   1,802,356/2,789,816 = 2,789,816/x
3. Step 3: Cross multiply
   1,802,356x = 2,789,816 × 2,789,816
4. Step 4: Simplify right side
   1,802,356x = 7,783,073,313,856
5. Step 5: Solve for x
   x = 7,783,073,313,856/1,802,356
6. Step 6: Final answer
   x = 4,318,277.47