Finding the Fourth Proportional to 7,173.93, 10,761.55 and 2,791.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,173.93 : 10,761.55 = 2,791.72 : x
2. Step 2: Convert to fraction form
   7,173.93/10,761.55 = 2,791.72/x
3. Step 3: Cross multiply
   7,173.93x = 10,761.55 × 2,791.72
4. Step 4: Simplify right side
   7,173.93x = 30,043,234.37
5. Step 5: Solve for x
   x = 30,043,234.37/7,173.93
6. Step 6: Final answer
   x = 4,187.83