Finding the Fourth Proportional to 9,981.20, 13,774.23 and 5,504.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,981.20 : 13,774.23 = 5,504.83 : x
2. Step 2: Convert to fraction form
   9,981.20/13,774.23 = 5,504.83/x
3. Step 3: Cross multiply
   9,981.20x = 13,774.23 × 5,504.83
4. Step 4: Simplify right side
   9,981.20x = 75,824,760.10
5. Step 5: Solve for x
   x = 75,824,760.10/9,981.20
6. Step 6: Final answer
   x = 7,596.76