Finding the Fourth Proportional to 23,392.38, 32,280.30 and 12,779.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,392.38 : 32,280.30 = 12,779.94 : x
2. Step 2: Convert to fraction form
   23,392.38/32,280.30 = 12,779.94/x
3. Step 3: Cross multiply
   23,392.38x = 32,280.30 × 12,779.94
4. Step 4: Simplify right side
   23,392.38x = 412,540,297.18
5. Step 5: Solve for x
   x = 412,540,297.18/23,392.38
6. Step 6: Final answer
   x = 17,635.67