Finding the Fourth Proportional to 16,225.68, 22,401.57 and 12,441.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,225.68 : 22,401.57 = 12,441.57 : x
2. Step 2: Convert to fraction form
   16,225.68/22,401.57 = 12,441.57/x
3. Step 3: Cross multiply
   16,225.68x = 22,401.57 × 12,441.57
4. Step 4: Simplify right side
   16,225.68x = 278,710,701.26
5. Step 5: Solve for x
   x = 278,710,701.26/16,225.68
6. Step 6: Final answer
   x = 17,177.14