Finding the Third Proportional to 3,870,224 and 8,253,736

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,224 : 8,253,736 = 8,253,736 : x
2. Step 2: Convert to fraction form
   3,870,224/8,253,736 = 8,253,736/x
3. Step 3: Cross multiply
   3,870,224x = 8,253,736 × 8,253,736
4. Step 4: Simplify right side
   3,870,224x = 68,124,157,957,696
5. Step 5: Solve for x
   x = 68,124,157,957,696/3,870,224
6. Step 6: Final answer
   x = 17,602,122.76