Finding the Fourth Proportional to 23,241.86, 32,074.54 and 13,680.02

Step by Step Solution

1. Step 1: Write the proportion equation
   23,241.86 : 32,074.54 = 13,680.02 : x
2. Step 2: Convert to fraction form
   23,241.86/32,074.54 = 13,680.02/x
3. Step 3: Cross multiply
   23,241.86x = 32,074.54 × 13,680.02
4. Step 4: Simplify right side
   23,241.86x = 438,780,348.69
5. Step 5: Solve for x
   x = 438,780,348.69/23,241.86
6. Step 6: Final answer
   x = 18,878.88