Finding the Third Proportional to 698,944 and 1,643,028

Step by Step Solution

1. Step 1: Write the proportion equation
   698,944 : 1,643,028 = 1,643,028 : x
2. Step 2: Convert to fraction form
   698,944/1,643,028 = 1,643,028/x
3. Step 3: Cross multiply
   698,944x = 1,643,028 × 1,643,028
4. Step 4: Simplify right side
   698,944x = 2,699,541,008,784
5. Step 5: Solve for x
   x = 2,699,541,008,784/698,944
6. Step 6: Final answer
   x = 3,862,313.73