Finding the Fourth Proportional to 3,531.29, 5,297.67 and 1,066.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,531.29 : 5,297.67 = 1,066.34 : x
2. Step 2: Convert to fraction form
   3,531.29/5,297.67 = 1,066.34/x
3. Step 3: Cross multiply
   3,531.29x = 5,297.67 × 1,066.34
4. Step 4: Simplify right side
   3,531.29x = 5,649,117.43
5. Step 5: Solve for x
   x = 5,649,117.43/3,531.29
6. Step 6: Final answer
   x = 1,599.73