Finding the Fourth Proportional to 10,092.09, 15,145.89 and 5,161.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,092.09 : 15,145.89 = 5,161.32 : x
2. Step 2: Convert to fraction form
   10,092.09/15,145.89 = 5,161.32/x
3. Step 3: Cross multiply
   10,092.09x = 15,145.89 × 5,161.32
4. Step 4: Simplify right side
   10,092.09x = 78,172,765.62
5. Step 5: Solve for x
   x = 78,172,765.62/10,092.09
6. Step 6: Final answer
   x = 7,745.94