Finding the Fourth Proportional to 2,144.93, 2,960.12 and 1,305.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.93 : 2,960.12 = 1,305.50 : x
2. Step 2: Convert to fraction form
   2,144.93/2,960.12 = 1,305.50/x
3. Step 3: Cross multiply
   2,144.93x = 2,960.12 × 1,305.50
4. Step 4: Simplify right side
   2,144.93x = 3,864,447.32
5. Step 5: Solve for x
   x = 3,864,447.32/2,144.93
6. Step 6: Final answer
   x = 1,801.66