Finding the Third Proportional to 1,420,229 and 1,997,647

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,229 : 1,997,647 = 1,997,647 : x
2. Step 2: Convert to fraction form
   1,420,229/1,997,647 = 1,997,647/x
3. Step 3: Cross multiply
   1,420,229x = 1,997,647 × 1,997,647
4. Step 4: Simplify right side
   1,420,229x = 3,990,593,536,609
5. Step 5: Solve for x
   x = 3,990,593,536,609/1,420,229
6. Step 6: Final answer
   x = 2,809,824.00