Finding the Fourth Proportional to 3,323.22, 4,985.19 and 1,131.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,323.22 : 4,985.19 = 1,131.54 : x
2. Step 2: Convert to fraction form
   3,323.22/4,985.19 = 1,131.54/x
3. Step 3: Cross multiply
   3,323.22x = 4,985.19 × 1,131.54
4. Step 4: Simplify right side
   3,323.22x = 5,640,941.89
5. Step 5: Solve for x
   x = 5,640,941.89/3,323.22
6. Step 6: Final answer
   x = 1,697.43