Finding the Fourth Proportional to 3,662.49, 5,494.28 and 1,065.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.49 : 5,494.28 = 1,065.63 : x
2. Step 2: Convert to fraction form
   3,662.49/5,494.28 = 1,065.63/x
3. Step 3: Cross multiply
   3,662.49x = 5,494.28 × 1,065.63
4. Step 4: Simplify right side
   3,662.49x = 5,854,864.27
5. Step 5: Solve for x
   x = 5,854,864.27/3,662.49
6. Step 6: Final answer
   x = 1,598.60