Finding the Third Proportional to 1,110,376 and 2,389,136

Step by Step Solution

1. Step 1: Write the proportion equation
   1,110,376 : 2,389,136 = 2,389,136 : x
2. Step 2: Convert to fraction form
   1,110,376/2,389,136 = 2,389,136/x
3. Step 3: Cross multiply
   1,110,376x = 2,389,136 × 2,389,136
4. Step 4: Simplify right side
   1,110,376x = 5,707,970,826,496
5. Step 5: Solve for x
   x = 5,707,970,826,496/1,110,376
6. Step 6: Final answer
   x = 5,140,574.75