Finding the Fourth Proportional to 5,168.88, 7,133.15 and 2,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,168.88 : 7,133.15 = 2,930.72 : x
2. Step 2: Convert to fraction form
   5,168.88/7,133.15 = 2,930.72/x
3. Step 3: Cross multiply
   5,168.88x = 7,133.15 × 2,930.72
4. Step 4: Simplify right side
   5,168.88x = 20,905,215.05
5. Step 5: Solve for x
   x = 20,905,215.05/5,168.88
6. Step 6: Final answer
   x = 4,044.44