Finding the Fourth Proportional to 13,049.54, 19,570.71 and 3,688.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,049.54 : 19,570.71 = 3,688.82 : x
2. Step 2: Convert to fraction form
   13,049.54/19,570.71 = 3,688.82/x
3. Step 3: Cross multiply
   13,049.54x = 19,570.71 × 3,688.82
4. Step 4: Simplify right side
   13,049.54x = 72,192,826.46
5. Step 5: Solve for x
   x = 72,192,826.46/13,049.54
6. Step 6: Final answer
   x = 5,532.21