Finding the Third Proportional to 55,443.50 and 119,189

Step by Step Solution

1. Step 1: Write the proportion equation
   55,443.50 : 119,189 = 119,189 : x
2. Step 2: Convert to fraction form
   55,443.50/119,189 = 119,189/x
3. Step 3: Cross multiply
   55,443.50x = 119,189 × 119,189
4. Step 4: Simplify right side
   55,443.50x = 14,206,017,721
5. Step 5: Solve for x
   x = 14,206,017,721/55,443.50
6. Step 6: Final answer
   x = 256,225.13