Finding the Fourth Proportional to 23,694.37, 32,697.98 and 12,939.22

Step by Step Solution

1. Step 1: Write the proportion equation
   23,694.37 : 32,697.98 = 12,939.22 : x
2. Step 2: Convert to fraction form
   23,694.37/32,697.98 = 12,939.22/x
3. Step 3: Cross multiply
   23,694.37x = 32,697.98 × 12,939.22
4. Step 4: Simplify right side
   23,694.37x = 423,086,289.51
5. Step 5: Solve for x
   x = 423,086,289.51/23,694.37
6. Step 6: Final answer
   x = 17,855.98