Finding the Third Proportional to 2,428,400 and 3,563,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428,400 : 3,563,868 = 3,563,868 : x
2. Step 2: Convert to fraction form
   2,428,400/3,563,868 = 3,563,868/x
3. Step 3: Cross multiply
   2,428,400x = 3,563,868 × 3,563,868
4. Step 4: Simplify right side
   2,428,400x = 12,701,155,121,424
5. Step 5: Solve for x
   x = 12,701,155,121,424/2,428,400
6. Step 6: Final answer
   x = 5,230,256.60