Finding the Fourth Proportional to 9,505.05, 13,116.53 and 5,525.85

Step by Step Solution

1. Step 1: Write the proportion equation
   9,505.05 : 13,116.53 = 5,525.85 : x
2. Step 2: Convert to fraction form
   9,505.05/13,116.53 = 5,525.85/x
3. Step 3: Cross multiply
   9,505.05x = 13,116.53 × 5,525.85
4. Step 4: Simplify right side
   9,505.05x = 72,480,040.30
5. Step 5: Solve for x
   x = 72,480,040.30/9,505.05
6. Step 6: Final answer
   x = 7,625.43