Finding the Third Proportional to 4,253,400 and 9,333,485

Step by Step Solution

1. Step 1: Write the proportion equation
   4,253,400 : 9,333,485 = 9,333,485 : x
2. Step 2: Convert to fraction form
   4,253,400/9,333,485 = 9,333,485/x
3. Step 3: Cross multiply
   4,253,400x = 9,333,485 × 9,333,485
4. Step 4: Simplify right side
   4,253,400x = 87,113,942,245,225
5. Step 5: Solve for x
   x = 87,113,942,245,225/4,253,400
6. Step 6: Final answer
   x = 20,481,013.36