Finding the Fourth Proportional to 2,298.30, 3,171.39 and 1,303.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.30 : 3,171.39 = 1,303.38 : x
2. Step 2: Convert to fraction form
   2,298.30/3,171.39 = 1,303.38/x
3. Step 3: Cross multiply
   2,298.30x = 3,171.39 × 1,303.38
4. Step 4: Simplify right side
   2,298.30x = 4,133,526.30
5. Step 5: Solve for x
   x = 4,133,526.30/2,298.30
6. Step 6: Final answer
   x = 1,798.51