Finding the Third Proportional to 55,187 and 119,976.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,187 : 119,976.50 = 119,976.50 : x
2. Step 2: Convert to fraction form
   55,187/119,976.50 = 119,976.50/x
3. Step 3: Cross multiply
   55,187x = 119,976.50 × 119,976.50
4. Step 4: Simplify right side
   55,187x = 14,394,360,552.25
5. Step 5: Solve for x
   x = 14,394,360,552.25/55,187
6. Step 6: Final answer
   x = 260,828.83