Finding the Fourth Proportional to 16,090.37, 24,144.62 and 12,570.51

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.37 : 24,144.62 = 12,570.51 : x
2. Step 2: Convert to fraction form
   16,090.37/24,144.62 = 12,570.51/x
3. Step 3: Cross multiply
   16,090.37x = 24,144.62 × 12,570.51
4. Step 4: Simplify right side
   16,090.37x = 303,510,187.16
5. Step 5: Solve for x
   x = 303,510,187.16/16,090.37
6. Step 6: Final answer
   x = 18,862.85