Finding the Fourth Proportional to 7,504.49, 10,355.29 and 4,147.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,504.49 : 10,355.29 = 4,147.10 : x
2. Step 2: Convert to fraction form
   7,504.49/10,355.29 = 4,147.10/x
3. Step 3: Cross multiply
   7,504.49x = 10,355.29 × 4,147.10
4. Step 4: Simplify right side
   7,504.49x = 42,944,423.16
5. Step 5: Solve for x
   x = 42,944,423.16/7,504.49
6. Step 6: Final answer
   x = 5,722.50