Finding the Fourth Proportional to 3,776.77, 5,665.29 and 1,003.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,776.77 : 5,665.29 = 1,003.54 : x
2. Step 2: Convert to fraction form
   3,776.77/5,665.29 = 1,003.54/x
3. Step 3: Cross multiply
   3,776.77x = 5,665.29 × 1,003.54
4. Step 4: Simplify right side
   3,776.77x = 5,685,345.13
5. Step 5: Solve for x
   x = 5,685,345.13/3,776.77
6. Step 6: Final answer
   x = 1,505.35