Finding the Fourth Proportional to 7,504.33, 11,254.42 and 3,120.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,504.33 : 11,254.42 = 3,120.82 : x
2. Step 2: Convert to fraction form
   7,504.33/11,254.42 = 3,120.82/x
3. Step 3: Cross multiply
   7,504.33x = 11,254.42 × 3,120.82
4. Step 4: Simplify right side
   7,504.33x = 35,123,019.02
5. Step 5: Solve for x
   x = 35,123,019.02/7,504.33
6. Step 6: Final answer
   x = 4,680.37