Finding the Fourth Proportional to 23,757.42, 32,784.74 and 13,146.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,757.42 : 32,784.74 = 13,146.42 : x
2. Step 2: Convert to fraction form
   23,757.42/32,784.74 = 13,146.42/x
3. Step 3: Cross multiply
   23,757.42x = 32,784.74 × 13,146.42
4. Step 4: Simplify right side
   23,757.42x = 431,001,961.63
5. Step 5: Solve for x
   x = 431,001,961.63/23,757.42
6. Step 6: Final answer
   x = 18,141.78