Finding the Fourth Proportional to 23,293.97, 32,145.80 and 12,683.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,293.97 : 32,145.80 = 12,683.57 : x
2. Step 2: Convert to fraction form
   23,293.97/32,145.80 = 12,683.57/x
3. Step 3: Cross multiply
   23,293.97x = 32,145.80 × 12,683.57
4. Step 4: Simplify right side
   23,293.97x = 407,723,504.51
5. Step 5: Solve for x
   x = 407,723,504.51/23,293.97
6. Step 6: Final answer
   x = 17,503.39