Finding the Fourth Proportional to 17,144.88, 25,718.16 and 5,457.84

Step by Step Solution

1. Step 1: Write the proportion equation
   17,144.88 : 25,718.16 = 5,457.84 : x
2. Step 2: Convert to fraction form
   17,144.88/25,718.16 = 5,457.84/x
3. Step 3: Cross multiply
   17,144.88x = 25,718.16 × 5,457.84
4. Step 4: Simplify right side
   17,144.88x = 140,365,602.37
5. Step 5: Solve for x
   x = 140,365,602.37/17,144.88
6. Step 6: Final answer
   x = 8,187.03