Finding the Third Proportional to 51,061.50 and 110,840.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,061.50 : 110,840.50 = 110,840.50 : x
2. Step 2: Convert to fraction form
   51,061.50/110,840.50 = 110,840.50/x
3. Step 3: Cross multiply
   51,061.50x = 110,840.50 × 110,840.50
4. Step 4: Simplify right side
   51,061.50x = 12,285,616,440.25
5. Step 5: Solve for x
   x = 12,285,616,440.25/51,061.50
6. Step 6: Final answer
   x = 240,604.30