Finding the Third Proportional to 4,905,236 and 10,722,856

Step by Step Solution

1. Step 1: Write the proportion equation
   4,905,236 : 10,722,856 = 10,722,856 : x
2. Step 2: Convert to fraction form
   4,905,236/10,722,856 = 10,722,856/x
3. Step 3: Cross multiply
   4,905,236x = 10,722,856 × 10,722,856
4. Step 4: Simplify right side
   4,905,236x = 114,979,640,796,736
5. Step 5: Solve for x
   x = 114,979,640,796,736/4,905,236
6. Step 6: Final answer
   x = 23,440,185.30