Finding the Fourth Proportional to 11,007.42, 15,189.84 and 5,971.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,007.42 : 15,189.84 = 5,971.56 : x
2. Step 2: Convert to fraction form
   11,007.42/15,189.84 = 5,971.56/x
3. Step 3: Cross multiply
   11,007.42x = 15,189.84 × 5,971.56
4. Step 4: Simplify right side
   11,007.42x = 90,707,040.95
5. Step 5: Solve for x
   x = 90,707,040.95/11,007.42
6. Step 6: Final answer
   x = 8,240.54