Finding the Fourth Proportional to 9,984.75, 13,779.23 and 5,508.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,984.75 : 13,779.23 = 5,508.83 : x
2. Step 2: Convert to fraction form
   9,984.75/13,779.23 = 5,508.83/x
3. Step 3: Cross multiply
   9,984.75x = 13,779.23 × 5,508.83
4. Step 4: Simplify right side
   9,984.75x = 75,907,339.16
5. Step 5: Solve for x
   x = 75,907,339.16/9,984.75
6. Step 6: Final answer
   x = 7,602.33