Finding the Fourth Proportional to 3,776.29, 5,661.69 and 1,903.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,776.29 : 5,661.69 = 1,903.33 : x
2. Step 2: Convert to fraction form
   3,776.29/5,661.69 = 1,903.33/x
3. Step 3: Cross multiply
   3,776.29x = 5,661.69 × 1,903.33
4. Step 4: Simplify right side
   3,776.29x = 10,776,064.43
5. Step 5: Solve for x
   x = 10,776,064.43/3,776.29
6. Step 6: Final answer
   x = 2,853.61