Finding the Fourth Proportional to 2,315.46, 3,195.24 and 1,371.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315.46 : 3,195.24 = 1,371.30 : x
2. Step 2: Convert to fraction form
   2,315.46/3,195.24 = 1,371.30/x
3. Step 3: Cross multiply
   2,315.46x = 3,195.24 × 1,371.30
4. Step 4: Simplify right side
   2,315.46x = 4,381,632.61
5. Step 5: Solve for x
   x = 4,381,632.61/2,315.46
6. Step 6: Final answer
   x = 1,892.34