Finding the Fourth Proportional to 2,353.05, 3,247.90 and 1,358.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.05 : 3,247.90 = 1,358.37 : x
2. Step 2: Convert to fraction form
   2,353.05/3,247.90 = 1,358.37/x
3. Step 3: Cross multiply
   2,353.05x = 3,247.90 × 1,358.37
4. Step 4: Simplify right side
   2,353.05x = 4,411,846.53
5. Step 5: Solve for x
   x = 4,411,846.53/2,353.05
6. Step 6: Final answer
   x = 1,874.95