Finding the Third Proportional to 2,455,740 and 5,315,028

Step by Step Solution

1. Step 1: Write the proportion equation
   2,455,740 : 5,315,028 = 5,315,028 : x
2. Step 2: Convert to fraction form
   2,455,740/5,315,028 = 5,315,028/x
3. Step 3: Cross multiply
   2,455,740x = 5,315,028 × 5,315,028
4. Step 4: Simplify right side
   2,455,740x = 28,249,522,640,784
5. Step 5: Solve for x
   x = 28,249,522,640,784/2,455,740
6. Step 6: Final answer
   x = 11,503,466.43