Finding the Fourth Proportional to 25,323.78, 37,936.42 and 12,185.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,323.78 : 37,936.42 = 12,185.34 : x
2. Step 2: Convert to fraction form
   25,323.78/37,936.42 = 12,185.34/x
3. Step 3: Cross multiply
   25,323.78x = 37,936.42 × 12,185.34
4. Step 4: Simplify right side
   25,323.78x = 462,268,176.08
5. Step 5: Solve for x
   x = 462,268,176.08/25,323.78
6. Step 6: Final answer
   x = 18,254.31