Finding the Fourth Proportional to 9,862.67, 13,608.67 and 5,830.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,862.67 : 13,608.67 = 5,830.15 : x
2. Step 2: Convert to fraction form
   9,862.67/13,608.67 = 5,830.15/x
3. Step 3: Cross multiply
   9,862.67x = 13,608.67 × 5,830.15
4. Step 4: Simplify right side
   9,862.67x = 79,340,621.72
5. Step 5: Solve for x
   x = 79,340,621.72/9,862.67
6. Step 6: Final answer
   x = 8,044.53