Finding the Fourth Proportional to 23,685.44, 32,685.78 and 13,074.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,685.44 : 32,685.78 = 13,074.98 : x
2. Step 2: Convert to fraction form
   23,685.44/32,685.78 = 13,074.98/x
3. Step 3: Cross multiply
   23,685.44x = 32,685.78 × 13,074.98
4. Step 4: Simplify right side
   23,685.44x = 427,365,919.78
5. Step 5: Solve for x
   x = 427,365,919.78/23,685.44
6. Step 6: Final answer
   x = 18,043.40