Finding the Third Proportional to 4,322,436 and 9,405,960

Step by Step Solution

1. Step 1: Write the proportion equation
   4,322,436 : 9,405,960 = 9,405,960 : x
2. Step 2: Convert to fraction form
   4,322,436/9,405,960 = 9,405,960/x
3. Step 3: Cross multiply
   4,322,436x = 9,405,960 × 9,405,960
4. Step 4: Simplify right side
   4,322,436x = 88,472,083,521,600
5. Step 5: Solve for x
   x = 88,472,083,521,600/4,322,436
6. Step 6: Final answer
   x = 20,468,107.23