Finding the Fourth Proportional to 2,007.82, 3,004.98 and 1,931.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.82 : 3,004.98 = 1,931.14 : x
2. Step 2: Convert to fraction form
   2,007.82/3,004.98 = 1,931.14/x
3. Step 3: Cross multiply
   2,007.82x = 3,004.98 × 1,931.14
4. Step 4: Simplify right side
   2,007.82x = 5,803,037.08
5. Step 5: Solve for x
   x = 5,803,037.08/2,007.82
6. Step 6: Final answer
   x = 2,890.22