Finding the Third Proportional to 3,838,298 and 8,208,040

Step by Step Solution

1. Step 1: Write the proportion equation
   3,838,298 : 8,208,040 = 8,208,040 : x
2. Step 2: Convert to fraction form
   3,838,298/8,208,040 = 8,208,040/x
3. Step 3: Cross multiply
   3,838,298x = 8,208,040 × 8,208,040
4. Step 4: Simplify right side
   3,838,298x = 67,371,920,641,600
5. Step 5: Solve for x
   x = 67,371,920,641,600/3,838,298
6. Step 6: Final answer
   x = 17,552,550.80