Finding the Fourth Proportional to 23,155.57, 31,935.67 and 14,196.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,155.57 : 31,935.67 = 14,196.77 : x
2. Step 2: Convert to fraction form
   23,155.57/31,935.67 = 14,196.77/x
3. Step 3: Cross multiply
   23,155.57x = 31,935.67 × 14,196.77
4. Step 4: Simplify right side
   23,155.57x = 453,383,286.37
5. Step 5: Solve for x
   x = 453,383,286.37/23,155.57
6. Step 6: Final answer
   x = 19,579.88