Finding the Third Proportional to 2,669,280 and 4,136,619

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669,280 : 4,136,619 = 4,136,619 : x
2. Step 2: Convert to fraction form
   2,669,280/4,136,619 = 4,136,619/x
3. Step 3: Cross multiply
   2,669,280x = 4,136,619 × 4,136,619
4. Step 4: Simplify right side
   2,669,280x = 17,111,616,751,161
5. Step 5: Solve for x
   x = 17,111,616,751,161/2,669,280
6. Step 6: Final answer
   x = 6,410,573.92