Finding the Third Proportional to 2,408,618.53 and 3,280,685.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408,618.53 : 3,280,685.91 = 3,280,685.91 : x
2. Step 2: Convert to fraction form
   2,408,618.53/3,280,685.91 = 3,280,685.91/x
3. Step 3: Cross multiply
   2,408,618.53x = 3,280,685.91 × 3,280,685.91
4. Step 4: Simplify right side
   2,408,618.53x = 10,762,900,015,467.38
5. Step 5: Solve for x
   x = 10,762,900,015,467.38/2,408,618.53
6. Step 6: Final answer
   x = 4,468,495.06