Finding the Third Proportional to 2,952,500 and 4,821,128

Step by Step Solution

1. Step 1: Write the proportion equation
   2,952,500 : 4,821,128 = 4,821,128 : x
2. Step 2: Convert to fraction form
   2,952,500/4,821,128 = 4,821,128/x
3. Step 3: Cross multiply
   2,952,500x = 4,821,128 × 4,821,128
4. Step 4: Simplify right side
   2,952,500x = 23,243,275,192,384
5. Step 5: Solve for x
   x = 23,243,275,192,384/2,952,500
6. Step 6: Final answer
   x = 7,872,404.81