Finding the Third Proportional to 4,333,126 and 9,389,420

Step by Step Solution

1. Step 1: Write the proportion equation
   4,333,126 : 9,389,420 = 9,389,420 : x
2. Step 2: Convert to fraction form
   4,333,126/9,389,420 = 9,389,420/x
3. Step 3: Cross multiply
   4,333,126x = 9,389,420 × 9,389,420
4. Step 4: Simplify right side
   4,333,126x = 88,161,207,936,400
5. Step 5: Solve for x
   x = 88,161,207,936,400/4,333,126
6. Step 6: Final answer
   x = 20,345,867.61