Finding the Fourth Proportional to 11,019.89, 15,207.35 and 5,984.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,019.89 : 15,207.35 = 5,984.01 : x
2. Step 2: Convert to fraction form
   11,019.89/15,207.35 = 5,984.01/x
3. Step 3: Cross multiply
   11,019.89x = 15,207.35 × 5,984.01
4. Step 4: Simplify right side
   11,019.89x = 91,000,904.55
5. Step 5: Solve for x
   x = 91,000,904.55/11,019.89
6. Step 6: Final answer
   x = 8,257.88