Finding the Fourth Proportional to 17,990.82, 24,811.25 and 11,277.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,990.82 : 24,811.25 = 11,277.18 : x
2. Step 2: Convert to fraction form
   17,990.82/24,811.25 = 11,277.18/x
3. Step 3: Cross multiply
   17,990.82x = 24,811.25 × 11,277.18
4. Step 4: Simplify right side
   17,990.82x = 279,800,875.89
5. Step 5: Solve for x
   x = 279,800,875.89/17,990.82
6. Step 6: Final answer
   x = 15,552.42