Finding the Third Proportional to 4,256,384 and 9,188,032

Step by Step Solution

1. Step 1: Write the proportion equation
   4,256,384 : 9,188,032 = 9,188,032 : x
2. Step 2: Convert to fraction form
   4,256,384/9,188,032 = 9,188,032/x
3. Step 3: Cross multiply
   4,256,384x = 9,188,032 × 9,188,032
4. Step 4: Simplify right side
   4,256,384x = 84,419,932,033,024
5. Step 5: Solve for x
   x = 84,419,932,033,024/4,256,384
6. Step 6: Final answer
   x = 19,833,720.84