Finding the Fourth Proportional to 2,182.98, 3,271.86 and 1,011.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.98 : 3,271.86 = 1,011.40 : x
2. Step 2: Convert to fraction form
   2,182.98/3,271.86 = 1,011.40/x
3. Step 3: Cross multiply
   2,182.98x = 3,271.86 × 1,011.40
4. Step 4: Simplify right side
   2,182.98x = 3,309,151.02
5. Step 5: Solve for x
   x = 3,309,151.02/2,182.98
6. Step 6: Final answer
   x = 1,515.88