Finding the Third Proportional to 4,823,142 and 10,485,228

Step by Step Solution

1. Step 1: Write the proportion equation
   4,823,142 : 10,485,228 = 10,485,228 : x
2. Step 2: Convert to fraction form
   4,823,142/10,485,228 = 10,485,228/x
3. Step 3: Cross multiply
   4,823,142x = 10,485,228 × 10,485,228
4. Step 4: Simplify right side
   4,823,142x = 109,940,006,211,984
5. Step 5: Solve for x
   x = 109,940,006,211,984/4,823,142
6. Step 6: Final answer
   x = 22,794,271.08