Finding the Fourth Proportional to 10,913.14, 16,373.76 and 5,715.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,913.14 : 16,373.76 = 5,715.37 : x
2. Step 2: Convert to fraction form
   10,913.14/16,373.76 = 5,715.37/x
3. Step 3: Cross multiply
   10,913.14x = 16,373.76 × 5,715.37
4. Step 4: Simplify right side
   10,913.14x = 93,582,096.69
5. Step 5: Solve for x
   x = 93,582,096.69/10,913.14
6. Step 6: Final answer
   x = 8,575.18