Finding the Third Proportional to 2,310,142 and 3,555,425

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310,142 : 3,555,425 = 3,555,425 : x
2. Step 2: Convert to fraction form
   2,310,142/3,555,425 = 3,555,425/x
3. Step 3: Cross multiply
   2,310,142x = 3,555,425 × 3,555,425
4. Step 4: Simplify right side
   2,310,142x = 12,641,046,930,625
5. Step 5: Solve for x
   x = 12,641,046,930,625/2,310,142
6. Step 6: Final answer
   x = 5,471,978.32