Finding the Fourth Proportional to 3,766.58, 5,653.34 and 1,919.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.58 : 5,653.34 = 1,919.03 : x
2. Step 2: Convert to fraction form
   3,766.58/5,653.34 = 1,919.03/x
3. Step 3: Cross multiply
   3,766.58x = 5,653.34 × 1,919.03
4. Step 4: Simplify right side
   3,766.58x = 10,848,905.59
5. Step 5: Solve for x
   x = 10,848,905.59/3,766.58
6. Step 6: Final answer
   x = 2,880.31