Finding the Fourth Proportional to 11,081.33, 15,283.56 and 7,102.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,081.33 : 15,283.56 = 7,102.81 : x
2. Step 2: Convert to fraction form
   11,081.33/15,283.56 = 7,102.81/x
3. Step 3: Cross multiply
   11,081.33x = 15,283.56 × 7,102.81
4. Step 4: Simplify right side
   11,081.33x = 108,556,291.55
5. Step 5: Solve for x
   x = 108,556,291.55/11,081.33
6. Step 6: Final answer
   x = 9,796.32