Finding the Fourth Proportional to 11,080.71, 15,286.56 and 7,299.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,080.71 : 15,286.56 = 7,299.02 : x
2. Step 2: Convert to fraction form
   11,080.71/15,286.56 = 7,299.02/x
3. Step 3: Cross multiply
   11,080.71x = 15,286.56 × 7,299.02
4. Step 4: Simplify right side
   11,080.71x = 111,576,918.02
5. Step 5: Solve for x
   x = 111,576,918.02/11,080.71
6. Step 6: Final answer
   x = 10,069.47