Finding the Fourth Proportional to 11,280.94, 15,567.72 and 6,245.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,280.94 : 15,567.72 = 6,245.30 : x
2. Step 2: Convert to fraction form
   11,280.94/15,567.72 = 6,245.30/x
3. Step 3: Cross multiply
   11,280.94x = 15,567.72 × 6,245.30
4. Step 4: Simplify right side
   11,280.94x = 97,225,081.72
5. Step 5: Solve for x
   x = 97,225,081.72/11,280.94
6. Step 6: Final answer
   x = 8,618.53