Finding the Third Proportional to 4,500,040 and 9,854,864

Step by Step Solution

1. Step 1: Write the proportion equation
   4,500,040 : 9,854,864 = 9,854,864 : x
2. Step 2: Convert to fraction form
   4,500,040/9,854,864 = 9,854,864/x
3. Step 3: Cross multiply
   4,500,040x = 9,854,864 × 9,854,864
4. Step 4: Simplify right side
   4,500,040x = 97,118,344,458,496
5. Step 5: Solve for x
   x = 97,118,344,458,496/4,500,040
6. Step 6: Final answer
   x = 21,581,662.49