Finding the Fourth Proportional to 10,971.48, 15,140.53 and 5,935.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,971.48 : 15,140.53 = 5,935.59 : x
2. Step 2: Convert to fraction form
   10,971.48/15,140.53 = 5,935.59/x
3. Step 3: Cross multiply
   10,971.48x = 15,140.53 × 5,935.59
4. Step 4: Simplify right side
   10,971.48x = 89,868,003.54
5. Step 5: Solve for x
   x = 89,868,003.54/10,971.48
6. Step 6: Final answer
   x = 8,191.06