Finding the Fourth Proportional to 11,321.25, 16,982.82 and 3,530.07

Step by Step Solution

1. Step 1: Write the proportion equation
   11,321.25 : 16,982.82 = 3,530.07 : x
2. Step 2: Convert to fraction form
   11,321.25/16,982.82 = 3,530.07/x
3. Step 3: Cross multiply
   11,321.25x = 16,982.82 × 3,530.07
4. Step 4: Simplify right side
   11,321.25x = 59,950,543.40
5. Step 5: Solve for x
   x = 59,950,543.40/11,321.25
6. Step 6: Final answer
   x = 5,295.40