Finding the Fourth Proportional to 11,018.75, 16,530.17 and 3,623.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,018.75 : 16,530.17 = 3,623.50 : x
2. Step 2: Convert to fraction form
   11,018.75/16,530.17 = 3,623.50/x
3. Step 3: Cross multiply
   11,018.75x = 16,530.17 × 3,623.50
4. Step 4: Simplify right side
   11,018.75x = 59,897,073.54
5. Step 5: Solve for x
   x = 59,897,073.54/11,018.75
6. Step 6: Final answer
   x = 5,435.93