Finding the Fourth Proportional to 10,391.30, 15,588.98 and 3,817.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,391.30 : 15,588.98 = 3,817.53 : x
2. Step 2: Convert to fraction form
   10,391.30/15,588.98 = 3,817.53/x
3. Step 3: Cross multiply
   10,391.30x = 15,588.98 × 3,817.53
4. Step 4: Simplify right side
   10,391.30x = 59,511,379.73
5. Step 5: Solve for x
   x = 59,511,379.73/10,391.30
6. Step 6: Final answer
   x = 5,727.04