Finding the Fourth Proportional to 11,036.34, 15,221.88 and 7,804.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,036.34 : 15,221.88 = 7,804.82 : x
2. Step 2: Convert to fraction form
   11,036.34/15,221.88 = 7,804.82/x
3. Step 3: Cross multiply
   11,036.34x = 15,221.88 × 7,804.82
4. Step 4: Simplify right side
   11,036.34x = 118,804,071.52
5. Step 5: Solve for x
   x = 118,804,071.52/11,036.34
6. Step 6: Final answer
   x = 10,764.81