Finding the Fourth Proportional to 2,215.98, 3,059.28 and 1,332

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215.98 : 3,059.28 = 1,332 : x
2. Step 2: Convert to fraction form
   2,215.98/3,059.28 = 1,332/x
3. Step 3: Cross multiply
   2,215.98x = 3,059.28 × 1,332
4. Step 4: Simplify right side
   2,215.98x = 4,074,960.96
5. Step 5: Solve for x
   x = 4,074,960.96/2,215.98
6. Step 6: Final answer
   x = 1,838.90