Finding the Fourth Proportional to 7,328.49, 10,113.98 and 4,185.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,328.49 : 10,113.98 = 4,185.69 : x
2. Step 2: Convert to fraction form
   7,328.49/10,113.98 = 4,185.69/x
3. Step 3: Cross multiply
   7,328.49x = 10,113.98 × 4,185.69
4. Step 4: Simplify right side
   7,328.49x = 42,333,964.02
5. Step 5: Solve for x
   x = 42,333,964.02/7,328.49
6. Step 6: Final answer
   x = 5,776.63