Finding the Fourth Proportional to 3,513.71, 5,271.32 and 1,048.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,513.71 : 5,271.32 = 1,048.73 : x
2. Step 2: Convert to fraction form
   3,513.71/5,271.32 = 1,048.73/x
3. Step 3: Cross multiply
   3,513.71x = 5,271.32 × 1,048.73
4. Step 4: Simplify right side
   3,513.71x = 5,528,159.82
5. Step 5: Solve for x
   x = 5,528,159.82/3,513.71
6. Step 6: Final answer
   x = 1,573.31