Finding the Fourth Proportional to 17,547.94, 24,215.78 and 9,891.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,547.94 : 24,215.78 = 9,891.16 : x
2. Step 2: Convert to fraction form
   17,547.94/24,215.78 = 9,891.16/x
3. Step 3: Cross multiply
   17,547.94x = 24,215.78 × 9,891.16
4. Step 4: Simplify right side
   17,547.94x = 239,522,154.50
5. Step 5: Solve for x
   x = 239,522,154.50/17,547.94
6. Step 6: Final answer
   x = 13,649.59