Finding the Third Proportional to 3,414,080 and 7,442,560

Step by Step Solution

1. Step 1: Write the proportion equation
   3,414,080 : 7,442,560 = 7,442,560 : x
2. Step 2: Convert to fraction form
   3,414,080/7,442,560 = 7,442,560/x
3. Step 3: Cross multiply
   3,414,080x = 7,442,560 × 7,442,560
4. Step 4: Simplify right side
   3,414,080x = 55,391,699,353,600
5. Step 5: Solve for x
   x = 55,391,699,353,600/3,414,080
6. Step 6: Final answer
   x = 16,224,487.81