Finding the Third Proportional to 1,333,663 and 2,920,288

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333,663 : 2,920,288 = 2,920,288 : x
2. Step 2: Convert to fraction form
   1,333,663/2,920,288 = 2,920,288/x
3. Step 3: Cross multiply
   1,333,663x = 2,920,288 × 2,920,288
4. Step 4: Simplify right side
   1,333,663x = 8,528,082,002,944
5. Step 5: Solve for x
   x = 8,528,082,002,944/1,333,663
6. Step 6: Final answer
   x = 6,394,480.47