Finding the Fourth Proportional to 11,716.32, 17,568.18 and 5,134.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,716.32 : 17,568.18 = 5,134.86 : x
2. Step 2: Convert to fraction form
   11,716.32/17,568.18 = 5,134.86/x
3. Step 3: Cross multiply
   11,716.32x = 17,568.18 × 5,134.86
4. Step 4: Simplify right side
   11,716.32x = 90,210,144.75
5. Step 5: Solve for x
   x = 90,210,144.75/11,716.32
6. Step 6: Final answer
   x = 7,699.53