Finding the Fourth Proportional to 8,086.50, 11,164.23 and 5,296.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,086.50 : 11,164.23 = 5,296.86 : x
2. Step 2: Convert to fraction form
   8,086.50/11,164.23 = 5,296.86/x
3. Step 3: Cross multiply
   8,086.50x = 11,164.23 × 5,296.86
4. Step 4: Simplify right side
   8,086.50x = 59,135,363.32
5. Step 5: Solve for x
   x = 59,135,363.32/8,086.50
6. Step 6: Final answer
   x = 7,312.85