Finding the Third Proportional to 3,436,180 and 7,403,434

Step by Step Solution

1. Step 1: Write the proportion equation
   3,436,180 : 7,403,434 = 7,403,434 : x
2. Step 2: Convert to fraction form
   3,436,180/7,403,434 = 7,403,434/x
3. Step 3: Cross multiply
   3,436,180x = 7,403,434 × 7,403,434
4. Step 4: Simplify right side
   3,436,180x = 54,810,834,992,356
5. Step 5: Solve for x
   x = 54,810,834,992,356/3,436,180
6. Step 6: Final answer
   x = 15,951,095.40