Finding the Third Proportional to 51,939 and 111,635.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,939 : 111,635.50 = 111,635.50 : x
2. Step 2: Convert to fraction form
   51,939/111,635.50 = 111,635.50/x
3. Step 3: Cross multiply
   51,939x = 111,635.50 × 111,635.50
4. Step 4: Simplify right side
   51,939x = 12,462,484,860.25
5. Step 5: Solve for x
   x = 12,462,484,860.25/51,939
6. Step 6: Final answer
   x = 239,944.64