Finding the Fourth Proportional to 14,140.35, 19,496.55 and 12,222.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,140.35 : 19,496.55 = 12,222.72 : x
2. Step 2: Convert to fraction form
   14,140.35/19,496.55 = 12,222.72/x
3. Step 3: Cross multiply
   14,140.35x = 19,496.55 × 12,222.72
4. Step 4: Simplify right side
   14,140.35x = 238,300,871.62
5. Step 5: Solve for x
   x = 238,300,871.62/14,140.35
6. Step 6: Final answer
   x = 16,852.54