Finding the Third Proportional to 2,799,920 and 6,142,216

Step by Step Solution

1. Step 1: Write the proportion equation
   2,799,920 : 6,142,216 = 6,142,216 : x
2. Step 2: Convert to fraction form
   2,799,920/6,142,216 = 6,142,216/x
3. Step 3: Cross multiply
   2,799,920x = 6,142,216 × 6,142,216
4. Step 4: Simplify right side
   2,799,920x = 37,726,817,390,656
5. Step 5: Solve for x
   x = 37,726,817,390,656/2,799,920
6. Step 6: Final answer
   x = 13,474,248.33