Finding the Third Proportional to 4,960,278 and 10,629,144

Step by Step Solution

1. Step 1: Write the proportion equation
   4,960,278 : 10,629,144 = 10,629,144 : x
2. Step 2: Convert to fraction form
   4,960,278/10,629,144 = 10,629,144/x
3. Step 3: Cross multiply
   4,960,278x = 10,629,144 × 10,629,144
4. Step 4: Simplify right side
   4,960,278x = 112,978,702,172,736
5. Step 5: Solve for x
   x = 112,978,702,172,736/4,960,278
6. Step 6: Final answer
   x = 22,776,687.55