Finding the Third Proportional to 8,633,504 and 12,472,884

Step by Step Solution

1. Step 1: Write the proportion equation
   8,633,504 : 12,472,884 = 12,472,884 : x
2. Step 2: Convert to fraction form
   8,633,504/12,472,884 = 12,472,884/x
3. Step 3: Cross multiply
   8,633,504x = 12,472,884 × 12,472,884
4. Step 4: Simplify right side
   8,633,504x = 155,572,835,277,456
5. Step 5: Solve for x
   x = 155,572,835,277,456/8,633,504
6. Step 6: Final answer
   x = 18,019,663.31