Finding the Fourth Proportional to 22,235.06, 30,684.83 and 12,164.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,235.06 : 30,684.83 = 12,164.12 : x
2. Step 2: Convert to fraction form
   22,235.06/30,684.83 = 12,164.12/x
3. Step 3: Cross multiply
   22,235.06x = 30,684.83 × 12,164.12
4. Step 4: Simplify right side
   22,235.06x = 373,254,027.73
5. Step 5: Solve for x
   x = 373,254,027.73/22,235.06
6. Step 6: Final answer
   x = 16,786.74