Finding the Fourth Proportional to 22,308.01, 30,785.16 and 12,237.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,308.01 : 30,785.16 = 12,237.38 : x
2. Step 2: Convert to fraction form
   22,308.01/30,785.16 = 12,237.38/x
3. Step 3: Cross multiply
   22,308.01x = 30,785.16 × 12,237.38
4. Step 4: Simplify right side
   22,308.01x = 376,729,708.69
5. Step 5: Solve for x
   x = 376,729,708.69/22,308.01
6. Step 6: Final answer
   x = 16,887.64