Finding the Fourth Proportional to 2,351.27, 3,527.57 and 1,179.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351.27 : 3,527.57 = 1,179.86 : x
2. Step 2: Convert to fraction form
   2,351.27/3,527.57 = 1,179.86/x
3. Step 3: Cross multiply
   2,351.27x = 3,527.57 × 1,179.86
4. Step 4: Simplify right side
   2,351.27x = 4,162,038.74
5. Step 5: Solve for x
   x = 4,162,038.74/2,351.27
6. Step 6: Final answer
   x = 1,770.12