Finding the Fourth Proportional to 11,071.45, 15,282.86 and 8,110.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,071.45 : 15,282.86 = 8,110.80 : x
2. Step 2: Convert to fraction form
   11,071.45/15,282.86 = 8,110.80/x
3. Step 3: Cross multiply
   11,071.45x = 15,282.86 × 8,110.80
4. Step 4: Simplify right side
   11,071.45x = 123,956,144.47
5. Step 5: Solve for x
   x = 123,956,144.47/11,071.45
6. Step 6: Final answer
   x = 11,196.02