Finding the Third Proportional to 3,431,740 and 7,461,080

Step by Step Solution

1. Step 1: Write the proportion equation
   3,431,740 : 7,461,080 = 7,461,080 : x
2. Step 2: Convert to fraction form
   3,431,740/7,461,080 = 7,461,080/x
3. Step 3: Cross multiply
   3,431,740x = 7,461,080 × 7,461,080
4. Step 4: Simplify right side
   3,431,740x = 55,667,714,766,400
5. Step 5: Solve for x
   x = 55,667,714,766,400/3,431,740
6. Step 6: Final answer
   x = 16,221,425.51