Finding the Fourth Proportional to 13,111.16, 18,092.04 and 7,804.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,111.16 : 18,092.04 = 7,804.94 : x
2. Step 2: Convert to fraction form
   13,111.16/18,092.04 = 7,804.94/x
3. Step 3: Cross multiply
   13,111.16x = 18,092.04 × 7,804.94
4. Step 4: Simplify right side
   13,111.16x = 141,207,286.68
5. Step 5: Solve for x
   x = 141,207,286.68/13,111.16
6. Step 6: Final answer
   x = 10,770.01