Finding the Fourth Proportional to 9,760.05, 13,465.55 and 5,510.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.05 : 13,465.55 = 5,510.61 : x
2. Step 2: Convert to fraction form
   9,760.05/13,465.55 = 5,510.61/x
3. Step 3: Cross multiply
   9,760.05x = 13,465.55 × 5,510.61
4. Step 4: Simplify right side
   9,760.05x = 74,203,408.26
5. Step 5: Solve for x
   x = 74,203,408.26/9,760.05
6. Step 6: Final answer
   x = 7,602.77