Finding the Fourth Proportional to 7,328.76, 10,113.27 and 4,142.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,328.76 : 10,113.27 = 4,142.42 : x
2. Step 2: Convert to fraction form
   7,328.76/10,113.27 = 4,142.42/x
3. Step 3: Cross multiply
   7,328.76x = 10,113.27 × 4,142.42
4. Step 4: Simplify right side
   7,328.76x = 41,893,361.35
5. Step 5: Solve for x
   x = 41,893,361.35/7,328.76
6. Step 6: Final answer
   x = 5,716.30