Finding the Fourth Proportional to 7,420.52, 10,240.43 and 4,063.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,420.52 : 10,240.43 = 4,063.28 : x
2. Step 2: Convert to fraction form
   7,420.52/10,240.43 = 4,063.28/x
3. Step 3: Cross multiply
   7,420.52x = 10,240.43 × 4,063.28
4. Step 4: Simplify right side
   7,420.52x = 41,609,662.89
5. Step 5: Solve for x
   x = 41,609,662.89/7,420.52
6. Step 6: Final answer
   x = 5,607.38