Finding the Fourth Proportional to 23,546.56, 32,494.35 and 12,936.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,546.56 : 32,494.35 = 12,936.40 : x
2. Step 2: Convert to fraction form
   23,546.56/32,494.35 = 12,936.40/x
3. Step 3: Cross multiply
   23,546.56x = 32,494.35 × 12,936.40
4. Step 4: Simplify right side
   23,546.56x = 420,359,909.34
5. Step 5: Solve for x
   x = 420,359,909.34/23,546.56
6. Step 6: Final answer
   x = 17,852.29