Finding the Fourth Proportional to 5,531.39, 7,633.25 and 3,013.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,531.39 : 7,633.25 = 3,013.61 : x
2. Step 2: Convert to fraction form
   5,531.39/7,633.25 = 3,013.61/x
3. Step 3: Cross multiply
   5,531.39x = 7,633.25 × 3,013.61
4. Step 4: Simplify right side
   5,531.39x = 23,003,656.49
5. Step 5: Solve for x
   x = 23,003,656.49/5,531.39
6. Step 6: Final answer
   x = 4,158.74