Finding the Fourth Proportional to 16,851.88, 25,253.73 and 12,374.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,851.88 : 25,253.73 = 12,374.42 : x
2. Step 2: Convert to fraction form
   16,851.88/25,253.73 = 12,374.42/x
3. Step 3: Cross multiply
   16,851.88x = 25,253.73 × 12,374.42
4. Step 4: Simplify right side
   16,851.88x = 312,500,261.59
5. Step 5: Solve for x
   x = 312,500,261.59/16,851.88
6. Step 6: Final answer
   x = 18,543.94