Finding the Fourth Proportional to 2,380.69, 3,284.97 and 1,332.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.69 : 3,284.97 = 1,332.55 : x
2. Step 2: Convert to fraction form
   2,380.69/3,284.97 = 1,332.55/x
3. Step 3: Cross multiply
   2,380.69x = 3,284.97 × 1,332.55
4. Step 4: Simplify right side
   2,380.69x = 4,377,386.77
5. Step 5: Solve for x
   x = 4,377,386.77/2,380.69
6. Step 6: Final answer
   x = 1,838.71