Finding the Third Proportional to 4,387,338 and 9,782,892

Step by Step Solution

1. Step 1: Write the proportion equation
   4,387,338 : 9,782,892 = 9,782,892 : x
2. Step 2: Convert to fraction form
   4,387,338/9,782,892 = 9,782,892/x
3. Step 3: Cross multiply
   4,387,338x = 9,782,892 × 9,782,892
4. Step 4: Simplify right side
   4,387,338x = 95,704,975,883,664
5. Step 5: Solve for x
   x = 95,704,975,883,664/4,387,338
6. Step 6: Final answer
   x = 21,813,905.35