Finding the Fourth Proportional to 2,276.85, 3,141.55 and 1,332.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,276.85 : 3,141.55 = 1,332.79 : x
2. Step 2: Convert to fraction form
   2,276.85/3,141.55 = 1,332.79/x
3. Step 3: Cross multiply
   2,276.85x = 3,141.55 × 1,332.79
4. Step 4: Simplify right side
   2,276.85x = 4,187,026.42
5. Step 5: Solve for x
   x = 4,187,026.42/2,276.85
6. Step 6: Final answer
   x = 1,838.96