Finding the Fourth Proportional to 23,456.55, 32,369.94 and 12,846.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.55 : 32,369.94 = 12,846.09 : x
2. Step 2: Convert to fraction form
   23,456.55/32,369.94 = 12,846.09/x
3. Step 3: Cross multiply
   23,456.55x = 32,369.94 × 12,846.09
4. Step 4: Simplify right side
   23,456.55x = 415,827,162.53
5. Step 5: Solve for x
   x = 415,827,162.53/23,456.55
6. Step 6: Final answer
   x = 17,727.55