Finding the Fourth Proportional to 2,182.68, 3,011.04 and 1,298.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.68 : 3,011.04 = 1,298.16 : x
2. Step 2: Convert to fraction form
   2,182.68/3,011.04 = 1,298.16/x
3. Step 3: Cross multiply
   2,182.68x = 3,011.04 × 1,298.16
4. Step 4: Simplify right side
   2,182.68x = 3,908,811.69
5. Step 5: Solve for x
   x = 3,908,811.69/2,182.68
6. Step 6: Final answer
   x = 1,790.83