Finding the Third Proportional to 2,787,089 and 4,128,825

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,089 : 4,128,825 = 4,128,825 : x
2. Step 2: Convert to fraction form
   2,787,089/4,128,825 = 4,128,825/x
3. Step 3: Cross multiply
   2,787,089x = 4,128,825 × 4,128,825
4. Step 4: Simplify right side
   2,787,089x = 17,047,195,880,625
5. Step 5: Solve for x
   x = 17,047,195,880,625/2,787,089
6. Step 6: Final answer
   x = 6,116,487.81