Finding the Third Proportional to 4,147,015 and 8,625,005

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147,015 : 8,625,005 = 8,625,005 : x
2. Step 2: Convert to fraction form
   4,147,015/8,625,005 = 8,625,005/x
3. Step 3: Cross multiply
   4,147,015x = 8,625,005 × 8,625,005
4. Step 4: Simplify right side
   4,147,015x = 74,390,711,250,025
5. Step 5: Solve for x
   x = 74,390,711,250,025/4,147,015
6. Step 6: Final answer
   x = 17,938,375.25