Finding the Third Proportional to 48,721.50 and 76,110.75

Step by Step Solution

1. Step 1: Write the proportion equation
   48,721.50 : 76,110.75 = 76,110.75 : x
2. Step 2: Convert to fraction form
   48,721.50/76,110.75 = 76,110.75/x
3. Step 3: Cross multiply
   48,721.50x = 76,110.75 × 76,110.75
4. Step 4: Simplify right side
   48,721.50x = 5,792,846,265.56
5. Step 5: Solve for x
   x = 5,792,846,265.56/48,721.50
6. Step 6: Final answer
   x = 118,897.12