Finding the Fourth Proportional to 2,786.88, 4,179.41 and 937.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786.88 : 4,179.41 = 937.50 : x
2. Step 2: Convert to fraction form
   2,786.88/4,179.41 = 937.50/x
3. Step 3: Cross multiply
   2,786.88x = 4,179.41 × 937.50
4. Step 4: Simplify right side
   2,786.88x = 3,918,196.88
5. Step 5: Solve for x
   x = 3,918,196.88/2,786.88
6. Step 6: Final answer
   x = 1,405.94