Finding the Fourth Proportional to 2,357.46, 3,253.20 and 1,362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.46 : 3,253.20 = 1,362.72 : x
2. Step 2: Convert to fraction form
   2,357.46/3,253.20 = 1,362.72/x
3. Step 3: Cross multiply
   2,357.46x = 3,253.20 × 1,362.72
4. Step 4: Simplify right side
   2,357.46x = 4,433,200.70
5. Step 5: Solve for x
   x = 4,433,200.70/2,357.46
6. Step 6: Final answer
   x = 1,880.50