Finding the Third Proportional to 3,434,410 and 7,458,788

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434,410 : 7,458,788 = 7,458,788 : x
2. Step 2: Convert to fraction form
   3,434,410/7,458,788 = 7,458,788/x
3. Step 3: Cross multiply
   3,434,410x = 7,458,788 × 7,458,788
4. Step 4: Simplify right side
   3,434,410x = 55,633,518,428,944
5. Step 5: Solve for x
   x = 55,633,518,428,944/3,434,410
6. Step 6: Final answer
   x = 16,198,857.57