Finding the Fourth Proportional to 2,315.60, 3,472.24 and 1,016.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315.60 : 3,472.24 = 1,016.48 : x
2. Step 2: Convert to fraction form
   2,315.60/3,472.24 = 1,016.48/x
3. Step 3: Cross multiply
   2,315.60x = 3,472.24 × 1,016.48
4. Step 4: Simplify right side
   2,315.60x = 3,529,462.52
5. Step 5: Solve for x
   x = 3,529,462.52/2,315.60
6. Step 6: Final answer
   x = 1,524.21