Finding the Third Proportional to 3,790,724 and 8,948,578

Step by Step Solution

1. Step 1: Write the proportion equation
   3,790,724 : 8,948,578 = 8,948,578 : x
2. Step 2: Convert to fraction form
   3,790,724/8,948,578 = 8,948,578/x
3. Step 3: Cross multiply
   3,790,724x = 8,948,578 × 8,948,578
4. Step 4: Simplify right side
   3,790,724x = 80,077,048,222,084
5. Step 5: Solve for x
   x = 80,077,048,222,084/3,790,724
6. Step 6: Final answer
   x = 21,124,473.38