Finding the Third Proportional to 1,277,136 and 1,859,544

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,136 : 1,859,544 = 1,859,544 : x
2. Step 2: Convert to fraction form
   1,277,136/1,859,544 = 1,859,544/x
3. Step 3: Cross multiply
   1,277,136x = 1,859,544 × 1,859,544
4. Step 4: Simplify right side
   1,277,136x = 3,457,903,887,936
5. Step 5: Solve for x
   x = 3,457,903,887,936/1,277,136
6. Step 6: Final answer
   x = 2,707,545.55