Finding the Fourth Proportional to 2,527.81, 3,789.26 and 966.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.81 : 3,789.26 = 966.61 : x
2. Step 2: Convert to fraction form
   2,527.81/3,789.26 = 966.61/x
3. Step 3: Cross multiply
   2,527.81x = 3,789.26 × 966.61
4. Step 4: Simplify right side
   2,527.81x = 3,662,732.88
5. Step 5: Solve for x
   x = 3,662,732.88/2,527.81
6. Step 6: Final answer
   x = 1,448.98