Finding the Third Proportional to 1,834,560 and 3,891,136

Step by Step Solution

1. Step 1: Write the proportion equation
   1,834,560 : 3,891,136 = 3,891,136 : x
2. Step 2: Convert to fraction form
   1,834,560/3,891,136 = 3,891,136/x
3. Step 3: Cross multiply
   1,834,560x = 3,891,136 × 3,891,136
4. Step 4: Simplify right side
   1,834,560x = 15,140,939,370,496
5. Step 5: Solve for x
   x = 15,140,939,370,496/1,834,560
6. Step 6: Final answer
   x = 8,253,172.08