Finding the Fourth Proportional to 9,976.01, 13,766.84 and 5,499.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,976.01 : 13,766.84 = 5,499.75 : x
2. Step 2: Convert to fraction form
   9,976.01/13,766.84 = 5,499.75/x
3. Step 3: Cross multiply
   9,976.01x = 13,766.84 × 5,499.75
4. Step 4: Simplify right side
   9,976.01x = 75,714,140.41
5. Step 5: Solve for x
   x = 75,714,140.41/9,976.01
6. Step 6: Final answer
   x = 7,589.62