Finding the Third Proportional to 19,603.27 and 31,153.36

Step by Step Solution

1. Step 1: Write the proportion equation
   19,603.27 : 31,153.36 = 31,153.36 : x
2. Step 2: Convert to fraction form
   19,603.27/31,153.36 = 31,153.36/x
3. Step 3: Cross multiply
   19,603.27x = 31,153.36 × 31,153.36
4. Step 4: Simplify right side
   19,603.27x = 970,531,800.35
5. Step 5: Solve for x
   x = 970,531,800.35/19,603.27
6. Step 6: Final answer
   x = 49,508.68