Finding the Fourth Proportional to 7,288.17, 10,057.82 and 4,144.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,288.17 : 10,057.82 = 4,144.47 : x
2. Step 2: Convert to fraction form
   7,288.17/10,057.82 = 4,144.47/x
3. Step 3: Cross multiply
   7,288.17x = 10,057.82 × 4,144.47
4. Step 4: Simplify right side
   7,288.17x = 41,684,312.53
5. Step 5: Solve for x
   x = 41,684,312.53/7,288.17
6. Step 6: Final answer
   x = 5,719.45