Finding the Fourth Proportional to 7,419.24, 10,230.30 and 5,531.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,419.24 : 10,230.30 = 5,531.94 : x
2. Step 2: Convert to fraction form
   7,419.24/10,230.30 = 5,531.94/x
3. Step 3: Cross multiply
   7,419.24x = 10,230.30 × 5,531.94
4. Step 4: Simplify right side
   7,419.24x = 56,593,405.78
5. Step 5: Solve for x
   x = 56,593,405.78/7,419.24
6. Step 6: Final answer
   x = 7,627.92