Finding the Fourth Proportional to 11,053.98, 16,583.36 and 3,658.07

Step by Step Solution

1. Step 1: Write the proportion equation
   11,053.98 : 16,583.36 = 3,658.07 : x
2. Step 2: Convert to fraction form
   11,053.98/16,583.36 = 3,658.07/x
3. Step 3: Cross multiply
   11,053.98x = 16,583.36 × 3,658.07
4. Step 4: Simplify right side
   11,053.98x = 60,662,990.51
5. Step 5: Solve for x
   x = 60,662,990.51/11,053.98
6. Step 6: Final answer
   x = 5,487.89