Finding the Fourth Proportional to 9,553.59, 13,184.01 and 5,520.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,553.59 : 13,184.01 = 5,520.10 : x
2. Step 2: Convert to fraction form
   9,553.59/13,184.01 = 5,520.10/x
3. Step 3: Cross multiply
   9,553.59x = 13,184.01 × 5,520.10
4. Step 4: Simplify right side
   9,553.59x = 72,777,006.84
5. Step 5: Solve for x
   x = 72,777,006.84/9,553.59
6. Step 6: Final answer
   x = 7,617.76