Finding the Fourth Proportional to 3,513.76, 5,271.52 and 1,048.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,513.76 : 5,271.52 = 1,048.56 : x
2. Step 2: Convert to fraction form
   3,513.76/5,271.52 = 1,048.56/x
3. Step 3: Cross multiply
   3,513.76x = 5,271.52 × 1,048.56
4. Step 4: Simplify right side
   3,513.76x = 5,527,505.01
5. Step 5: Solve for x
   x = 5,527,505.01/3,513.76
6. Step 6: Final answer
   x = 1,573.10