Finding the Fourth Proportional to 3,788.76, 5,672.67 and 1,935.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,788.76 : 5,672.67 = 1,935.89 : x
2. Step 2: Convert to fraction form
   3,788.76/5,672.67 = 1,935.89/x
3. Step 3: Cross multiply
   3,788.76x = 5,672.67 × 1,935.89
4. Step 4: Simplify right side
   3,788.76x = 10,981,650.78
5. Step 5: Solve for x
   x = 10,981,650.78/3,788.76
6. Step 6: Final answer
   x = 2,898.48