Finding the Third Proportional to 2,215,792.50 and 4,819,815

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,792.50 : 4,819,815 = 4,819,815 : x
2. Step 2: Convert to fraction form
   2,215,792.50/4,819,815 = 4,819,815/x
3. Step 3: Cross multiply
   2,215,792.50x = 4,819,815 × 4,819,815
4. Step 4: Simplify right side
   2,215,792.50x = 23,230,616,634,225
5. Step 5: Solve for x
   x = 23,230,616,634,225/2,215,792.50
6. Step 6: Final answer
   x = 10,484,111.95