Finding the Fourth Proportional to 8,111.82, 11,194.38 and 4,575.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.82 : 11,194.38 = 4,575.12 : x
2. Step 2: Convert to fraction form
   8,111.82/11,194.38 = 4,575.12/x
3. Step 3: Cross multiply
   8,111.82x = 11,194.38 × 4,575.12
4. Step 4: Simplify right side
   8,111.82x = 51,215,631.83
5. Step 5: Solve for x
   x = 51,215,631.83/8,111.82
6. Step 6: Final answer
   x = 6,313.70