Finding the Third Proportional to 4,433,210 and 9,544,420

Step by Step Solution

1. Step 1: Write the proportion equation
   4,433,210 : 9,544,420 = 9,544,420 : x
2. Step 2: Convert to fraction form
   4,433,210/9,544,420 = 9,544,420/x
3. Step 3: Cross multiply
   4,433,210x = 9,544,420 × 9,544,420
4. Step 4: Simplify right side
   4,433,210x = 91,095,953,136,400
5. Step 5: Solve for x
   x = 91,095,953,136,400/4,433,210
6. Step 6: Final answer
   x = 20,548,531.00