Finding the Fourth Proportional to 9,099.92, 12,560.04 and 5,786

Step by Step Solution

1. Step 1: Write the proportion equation
   9,099.92 : 12,560.04 = 5,786 : x
2. Step 2: Convert to fraction form
   9,099.92/12,560.04 = 5,786/x
3. Step 3: Cross multiply
   9,099.92x = 12,560.04 × 5,786
4. Step 4: Simplify right side
   9,099.92x = 72,672,391.44
5. Step 5: Solve for x
   x = 72,672,391.44/9,099.92
6. Step 6: Final answer
   x = 7,986.05