Finding the Fourth Proportional to 9,498.06, 13,108.23 and 5,520.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,498.06 : 13,108.23 = 5,520.96 : x
2. Step 2: Convert to fraction form
   9,498.06/13,108.23 = 5,520.96/x
3. Step 3: Cross multiply
   9,498.06x = 13,108.23 × 5,520.96
4. Step 4: Simplify right side
   9,498.06x = 72,370,013.50
5. Step 5: Solve for x
   x = 72,370,013.50/9,498.06
6. Step 6: Final answer
   x = 7,619.45