Finding the Fourth Proportional to 2,298.52, 3,172.37 and 1,303.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.52 : 3,172.37 = 1,303.61 : x
2. Step 2: Convert to fraction form
   2,298.52/3,172.37 = 1,303.61/x
3. Step 3: Cross multiply
   2,298.52x = 3,172.37 × 1,303.61
4. Step 4: Simplify right side
   2,298.52x = 4,135,510.88
5. Step 5: Solve for x
   x = 4,135,510.88/2,298.52
6. Step 6: Final answer
   x = 1,799.20