Finding the Fourth Proportional to 5,417.72, 7,471.98 and 3,648.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,417.72 : 7,471.98 = 3,648.60 : x
2. Step 2: Convert to fraction form
   5,417.72/7,471.98 = 3,648.60/x
3. Step 3: Cross multiply
   5,417.72x = 7,471.98 × 3,648.60
4. Step 4: Simplify right side
   5,417.72x = 27,262,266.23
5. Step 5: Solve for x
   x = 27,262,266.23/5,417.72
6. Step 6: Final answer
   x = 5,032.06