Finding the Third Proportional to 2,208,880 and 4,831,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208,880 : 4,831,328 = 4,831,328 : x
2. Step 2: Convert to fraction form
   2,208,880/4,831,328 = 4,831,328/x
3. Step 3: Cross multiply
   2,208,880x = 4,831,328 × 4,831,328
4. Step 4: Simplify right side
   2,208,880x = 23,341,730,243,584
5. Step 5: Solve for x
   x = 23,341,730,243,584/2,208,880
6. Step 6: Final answer
   x = 10,567,224.22