Finding the Third Proportional to 2,396,136 and 5,157,639

Step by Step Solution

1. Step 1: Write the proportion equation
   2,396,136 : 5,157,639 = 5,157,639 : x
2. Step 2: Convert to fraction form
   2,396,136/5,157,639 = 5,157,639/x
3. Step 3: Cross multiply
   2,396,136x = 5,157,639 × 5,157,639
4. Step 4: Simplify right side
   2,396,136x = 26,601,240,054,321
5. Step 5: Solve for x
   x = 26,601,240,054,321/2,396,136
6. Step 6: Final answer
   x = 11,101,723.80