Finding the Third Proportional to 3,434,424 and 7,458,816

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434,424 : 7,458,816 = 7,458,816 : x
2. Step 2: Convert to fraction form
   3,434,424/7,458,816 = 7,458,816/x
3. Step 3: Cross multiply
   3,434,424x = 7,458,816 × 7,458,816
4. Step 4: Simplify right side
   3,434,424x = 55,633,936,121,856
5. Step 5: Solve for x
   x = 55,633,936,121,856/3,434,424
6. Step 6: Final answer
   x = 16,198,913.16