Finding the Fourth Proportional to 9,976.04, 13,766.30 and 5,499.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,976.04 : 13,766.30 = 5,499.54 : x
2. Step 2: Convert to fraction form
   9,976.04/13,766.30 = 5,499.54/x
3. Step 3: Cross multiply
   9,976.04x = 13,766.30 × 5,499.54
4. Step 4: Simplify right side
   9,976.04x = 75,708,317.50
5. Step 5: Solve for x
   x = 75,708,317.50/9,976.04
6. Step 6: Final answer
   x = 7,589.02