Finding the Third Proportional to 4,287,531 and 9,196,716

Step by Step Solution

1. Step 1: Write the proportion equation
   4,287,531 : 9,196,716 = 9,196,716 : x
2. Step 2: Convert to fraction form
   4,287,531/9,196,716 = 9,196,716/x
3. Step 3: Cross multiply
   4,287,531x = 9,196,716 × 9,196,716
4. Step 4: Simplify right side
   4,287,531x = 84,579,585,184,656
5. Step 5: Solve for x
   x = 84,579,585,184,656/4,287,531
6. Step 6: Final answer
   x = 19,726,874.32