Finding the Third Proportional to 2,789,754 and 4,205,136

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789,754 : 4,205,136 = 4,205,136 : x
2. Step 2: Convert to fraction form
   2,789,754/4,205,136 = 4,205,136/x
3. Step 3: Cross multiply
   2,789,754x = 4,205,136 × 4,205,136
4. Step 4: Simplify right side
   2,789,754x = 17,683,168,778,496
5. Step 5: Solve for x
   x = 17,683,168,778,496/2,789,754
6. Step 6: Final answer
   x = 6,338,612.21