Finding the Third Proportional to 2,585,136 and 5,522,160

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585,136 : 5,522,160 = 5,522,160 : x
2. Step 2: Convert to fraction form
   2,585,136/5,522,160 = 5,522,160/x
3. Step 3: Cross multiply
   2,585,136x = 5,522,160 × 5,522,160
4. Step 4: Simplify right side
   2,585,136x = 30,494,251,065,600
5. Step 5: Solve for x
   x = 30,494,251,065,600/2,585,136
6. Step 6: Final answer
   x = 11,795,994.90