Finding the Third Proportional to 4,987,170 and 10,737,144

Step by Step Solution

1. Step 1: Write the proportion equation
   4,987,170 : 10,737,144 = 10,737,144 : x
2. Step 2: Convert to fraction form
   4,987,170/10,737,144 = 10,737,144/x
3. Step 3: Cross multiply
   4,987,170x = 10,737,144 × 10,737,144
4. Step 4: Simplify right side
   4,987,170x = 115,286,261,276,736
5. Step 5: Solve for x
   x = 115,286,261,276,736/4,987,170
6. Step 6: Final answer
   x = 23,116,569.37