Finding the Third Proportional to 7,487,138 and 16,109,144

Step by Step Solution

1. Step 1: Write the proportion equation
   7,487,138 : 16,109,144 = 16,109,144 : x
2. Step 2: Convert to fraction form
   7,487,138/16,109,144 = 16,109,144/x
3. Step 3: Cross multiply
   7,487,138x = 16,109,144 × 16,109,144
4. Step 4: Simplify right side
   7,487,138x = 259,504,520,412,736
5. Step 5: Solve for x
   x = 259,504,520,412,736/7,487,138
6. Step 6: Final answer
   x = 34,660,042.38