Finding the Fourth Proportional to 2,298.79, 3,171.83 and 1,303.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.79 : 3,171.83 = 1,303.71 : x
2. Step 2: Convert to fraction form
   2,298.79/3,171.83 = 1,303.71/x
3. Step 3: Cross multiply
   2,298.79x = 3,171.83 × 1,303.71
4. Step 4: Simplify right side
   2,298.79x = 4,135,146.49
5. Step 5: Solve for x
   x = 4,135,146.49/2,298.79
6. Step 6: Final answer
   x = 1,798.84