Finding the Fourth Proportional to 2,555.91, 3,527.16 and 1,436.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.91 : 3,527.16 = 1,436.91 : x
2. Step 2: Convert to fraction form
   2,555.91/3,527.16 = 1,436.91/x
3. Step 3: Cross multiply
   2,555.91x = 3,527.16 × 1,436.91
4. Step 4: Simplify right side
   2,555.91x = 5,068,211.48
5. Step 5: Solve for x
   x = 5,068,211.48/2,555.91
6. Step 6: Final answer
   x = 1,982.94