Finding the Fourth Proportional to 3,780.83, 5,672.40 and 1,933.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,780.83 : 5,672.40 = 1,933.25 : x
2. Step 2: Convert to fraction form
   3,780.83/5,672.40 = 1,933.25/x
3. Step 3: Cross multiply
   3,780.83x = 5,672.40 × 1,933.25
4. Step 4: Simplify right side
   3,780.83x = 10,966,138.94
5. Step 5: Solve for x
   x = 10,966,138.94/3,780.83
6. Step 6: Final answer
   x = 2,900.46