Finding the Fourth Proportional to 10,882.59, 16,316.18 and 5,615.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,882.59 : 16,316.18 = 5,615.36 : x
2. Step 2: Convert to fraction form
   10,882.59/16,316.18 = 5,615.36/x
3. Step 3: Cross multiply
   10,882.59x = 16,316.18 × 5,615.36
4. Step 4: Simplify right side
   10,882.59x = 91,621,224.52
5. Step 5: Solve for x
   x = 91,621,224.52/10,882.59
6. Step 6: Final answer
   x = 8,419.06