Finding the Fourth Proportional to 23,548.31, 32,495.73 and 12,936.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,548.31 : 32,495.73 = 12,936.80 : x
2. Step 2: Convert to fraction form
   23,548.31/32,495.73 = 12,936.80/x
3. Step 3: Cross multiply
   23,548.31x = 32,495.73 × 12,936.80
4. Step 4: Simplify right side
   23,548.31x = 420,390,597.39
5. Step 5: Solve for x
   x = 420,390,597.39/23,548.31
6. Step 6: Final answer
   x = 17,852.27