Finding the Fourth Proportional to 2,298.50, 3,171.58 and 1,353.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.50 : 3,171.58 = 1,353.73 : x
2. Step 2: Convert to fraction form
   2,298.50/3,171.58 = 1,353.73/x
3. Step 3: Cross multiply
   2,298.50x = 3,171.58 × 1,353.73
4. Step 4: Simplify right side
   2,298.50x = 4,293,462.99
5. Step 5: Solve for x
   x = 4,293,462.99/2,298.50
6. Step 6: Final answer
   x = 1,867.94