Finding the Third Proportional to 51,840.50 and 76,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,840.50 : 76,105.50 = 76,105.50 : x
2. Step 2: Convert to fraction form
   51,840.50/76,105.50 = 76,105.50/x
3. Step 3: Cross multiply
   51,840.50x = 76,105.50 × 76,105.50
4. Step 4: Simplify right side
   51,840.50x = 5,792,047,130.25
5. Step 5: Solve for x
   x = 5,792,047,130.25/51,840.50
6. Step 6: Final answer
   x = 111,728.23