Finding the Third Proportional to 4,077,746 and 8,864,356

Step by Step Solution

1. Step 1: Write the proportion equation
   4,077,746 : 8,864,356 = 8,864,356 : x
2. Step 2: Convert to fraction form
   4,077,746/8,864,356 = 8,864,356/x
3. Step 3: Cross multiply
   4,077,746x = 8,864,356 × 8,864,356
4. Step 4: Simplify right side
   4,077,746x = 78,576,807,294,736
5. Step 5: Solve for x
   x = 78,576,807,294,736/4,077,746
6. Step 6: Final answer
   x = 19,269,666.94