Finding the Fourth Proportional to 6,000.72, 8,971.50 and 5,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,000.72 : 8,971.50 = 5,086.50 : x
2. Step 2: Convert to fraction form
   6,000.72/8,971.50 = 5,086.50/x
3. Step 3: Cross multiply
   6,000.72x = 8,971.50 × 5,086.50
4. Step 4: Simplify right side
   6,000.72x = 45,633,534.75
5. Step 5: Solve for x
   x = 45,633,534.75/6,000.72
6. Step 6: Final answer
   x = 7,604.68