Finding the Fourth Proportional to 3,967.07, 5,950.55 and 1,005.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,967.07 : 5,950.55 = 1,005.53 : x
2. Step 2: Convert to fraction form
   3,967.07/5,950.55 = 1,005.53/x
3. Step 3: Cross multiply
   3,967.07x = 5,950.55 × 1,005.53
4. Step 4: Simplify right side
   3,967.07x = 5,983,429.30
5. Step 5: Solve for x
   x = 5,983,429.30/3,967.07
6. Step 6: Final answer
   x = 1,508.28