Finding the Fourth Proportional to 10,971.93, 15,141.20 and 5,936.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,971.93 : 15,141.20 = 5,936.12 : x
2. Step 2: Convert to fraction form
   10,971.93/15,141.20 = 5,936.12/x
3. Step 3: Cross multiply
   10,971.93x = 15,141.20 × 5,936.12
4. Step 4: Simplify right side
   10,971.93x = 89,879,980.14
5. Step 5: Solve for x
   x = 89,879,980.14/10,971.93
6. Step 6: Final answer
   x = 8,191.81