Finding the Fourth Proportional to 37,257.42, 55,811.15 and 17,238.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,257.42 : 55,811.15 = 17,238.72 : x
2. Step 2: Convert to fraction form
   37,257.42/55,811.15 = 17,238.72/x
3. Step 3: Cross multiply
   37,257.42x = 55,811.15 × 17,238.72
4. Step 4: Simplify right side
   37,257.42x = 962,112,787.73
5. Step 5: Solve for x
   x = 962,112,787.73/37,257.42
6. Step 6: Final answer
   x = 25,823.39