Finding the Fourth Proportional to 3,567.15, 5,350.50 and 1,101.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,567.15 : 5,350.50 = 1,101.78 : x
2. Step 2: Convert to fraction form
   3,567.15/5,350.50 = 1,101.78/x
3. Step 3: Cross multiply
   3,567.15x = 5,350.50 × 1,101.78
4. Step 4: Simplify right side
   3,567.15x = 5,895,073.89
5. Step 5: Solve for x
   x = 5,895,073.89/3,567.15
6. Step 6: Final answer
   x = 1,652.60