Finding the Fourth Proportional to 16,185.50, 24,265.86 and 5,085.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,185.50 : 24,265.86 = 5,085.78 : x
2. Step 2: Convert to fraction form
   16,185.50/24,265.86 = 5,085.78/x
3. Step 3: Cross multiply
   16,185.50x = 24,265.86 × 5,085.78
4. Step 4: Simplify right side
   16,185.50x = 123,410,825.47
5. Step 5: Solve for x
   x = 123,410,825.47/16,185.50
6. Step 6: Final answer
   x = 7,624.78