Finding the Third Proportional to 2,150,951 and 4,681,225

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,951 : 4,681,225 = 4,681,225 : x
2. Step 2: Convert to fraction form
   2,150,951/4,681,225 = 4,681,225/x
3. Step 3: Cross multiply
   2,150,951x = 4,681,225 × 4,681,225
4. Step 4: Simplify right side
   2,150,951x = 21,913,867,500,625
5. Step 5: Solve for x
   x = 21,913,867,500,625/2,150,951
6. Step 6: Final answer
   x = 10,187,990.10