Finding the Fourth Proportional to 23,286.56, 34,936.72 and 13,432.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,286.56 : 34,936.72 = 13,432.92 : x
2. Step 2: Convert to fraction form
   23,286.56/34,936.72 = 13,432.92/x
3. Step 3: Cross multiply
   23,286.56x = 34,936.72 × 13,432.92
4. Step 4: Simplify right side
   23,286.56x = 469,302,164.82
5. Step 5: Solve for x
   x = 469,302,164.82/23,286.56
6. Step 6: Final answer
   x = 20,153.35