Finding the Fourth Proportional to 10,847.50, 14,969.56 and 5,879.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,847.50 : 14,969.56 = 5,879.50 : x
2. Step 2: Convert to fraction form
   10,847.50/14,969.56 = 5,879.50/x
3. Step 3: Cross multiply
   10,847.50x = 14,969.56 × 5,879.50
4. Step 4: Simplify right side
   10,847.50x = 88,013,528.02
5. Step 5: Solve for x
   x = 88,013,528.02/10,847.50
6. Step 6: Final answer
   x = 8,113.72