Finding the Fourth Proportional to 7,425.72, 10,247.31 and 4,068.54

Step by Step Solution

1. Step 1: Write the proportion equation
   7,425.72 : 10,247.31 = 4,068.54 : x
2. Step 2: Convert to fraction form
   7,425.72/10,247.31 = 4,068.54/x
3. Step 3: Cross multiply
   7,425.72x = 10,247.31 × 4,068.54
4. Step 4: Simplify right side
   7,425.72x = 41,691,590.63
5. Step 5: Solve for x
   x = 41,691,590.63/7,425.72
6. Step 6: Final answer
   x = 5,614.48