Finding the Third Proportional to 1,998,212 and 2,997,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,998,212 : 2,997,382 = 2,997,382 : x
2. Step 2: Convert to fraction form
   1,998,212/2,997,382 = 2,997,382/x
3. Step 3: Cross multiply
   1,998,212x = 2,997,382 × 2,997,382
4. Step 4: Simplify right side
   1,998,212x = 8,984,298,853,924
5. Step 5: Solve for x
   x = 8,984,298,853,924/1,998,212
6. Step 6: Final answer
   x = 4,496,169.00