Finding the Fourth Proportional to 22,182.42, 30,611.86 and 12,111.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,182.42 : 30,611.86 = 12,111.10 : x
2. Step 2: Convert to fraction form
   22,182.42/30,611.86 = 12,111.10/x
3. Step 3: Cross multiply
   22,182.42x = 30,611.86 × 12,111.10
4. Step 4: Simplify right side
   22,182.42x = 370,743,297.65
5. Step 5: Solve for x
   x = 370,743,297.65/22,182.42
6. Step 6: Final answer
   x = 16,713.38