Finding the Fourth Proportional to 2,192.84, 3,290.22 and 1,152.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192.84 : 3,290.22 = 1,152.60 : x
2. Step 2: Convert to fraction form
   2,192.84/3,290.22 = 1,152.60/x
3. Step 3: Cross multiply
   2,192.84x = 3,290.22 × 1,152.60
4. Step 4: Simplify right side
   2,192.84x = 3,792,307.57
5. Step 5: Solve for x
   x = 3,792,307.57/2,192.84
6. Step 6: Final answer
   x = 1,729.40