Finding the Fourth Proportional to 2,188.56, 3,019.24 and 1,441.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188.56 : 3,019.24 = 1,441.56 : x
2. Step 2: Convert to fraction form
   2,188.56/3,019.24 = 1,441.56/x
3. Step 3: Cross multiply
   2,188.56x = 3,019.24 × 1,441.56
4. Step 4: Simplify right side
   2,188.56x = 4,352,415.61
5. Step 5: Solve for x
   x = 4,352,415.61/2,188.56
6. Step 6: Final answer
   x = 1,988.71