Finding the Fourth Proportional to 23,390.37, 32,277.24 and 12,779.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,390.37 : 32,277.24 = 12,779.37 : x
2. Step 2: Convert to fraction form
   23,390.37/32,277.24 = 12,779.37/x
3. Step 3: Cross multiply
   23,390.37x = 32,277.24 × 12,779.37
4. Step 4: Simplify right side
   23,390.37x = 412,482,792.54
5. Step 5: Solve for x
   x = 412,482,792.54/23,390.37
6. Step 6: Final answer
   x = 17,634.73