Finding the Third Proportional to 2,279,816 and 3,557,748

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,816 : 3,557,748 = 3,557,748 : x
2. Step 2: Convert to fraction form
   2,279,816/3,557,748 = 3,557,748/x
3. Step 3: Cross multiply
   2,279,816x = 3,557,748 × 3,557,748
4. Step 4: Simplify right side
   2,279,816x = 12,657,570,831,504
5. Step 5: Solve for x
   x = 12,657,570,831,504/2,279,816
6. Step 6: Final answer
   x = 5,552,014.21