Finding the Fourth Proportional to 11,650.32, 17,459.84 and 5,718.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,650.32 : 17,459.84 = 5,718.15 : x
2. Step 2: Convert to fraction form
   11,650.32/17,459.84 = 5,718.15/x
3. Step 3: Cross multiply
   11,650.32x = 17,459.84 × 5,718.15
4. Step 4: Simplify right side
   11,650.32x = 99,837,955.51
5. Step 5: Solve for x
   x = 99,837,955.51/11,650.32
6. Step 6: Final answer
   x = 8,569.55