Finding the Fourth Proportional to 11,014.10, 15,199.48 and 5,978.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,014.10 : 15,199.48 = 5,978.32 : x
2. Step 2: Convert to fraction form
   11,014.10/15,199.48 = 5,978.32/x
3. Step 3: Cross multiply
   11,014.10x = 15,199.48 × 5,978.32
4. Step 4: Simplify right side
   11,014.10x = 90,867,363.38
5. Step 5: Solve for x
   x = 90,867,363.38/11,014.10
6. Step 6: Final answer
   x = 8,250.09