Finding the Fourth Proportional to 11,107.15, 15,327.42 and 6,071.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,107.15 : 15,327.42 = 6,071.55 : x
2. Step 2: Convert to fraction form
   11,107.15/15,327.42 = 6,071.55/x
3. Step 3: Cross multiply
   11,107.15x = 15,327.42 × 6,071.55
4. Step 4: Simplify right side
   11,107.15x = 93,061,196.90
5. Step 5: Solve for x
   x = 93,061,196.90/11,107.15
6. Step 6: Final answer
   x = 8,378.49