Finding the Fourth Proportional to 1,940.04, 2,677.35 and 1,143.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,940.04 : 2,677.35 = 1,143.60 : x
2. Step 2: Convert to fraction form
   1,940.04/2,677.35 = 1,143.60/x
3. Step 3: Cross multiply
   1,940.04x = 2,677.35 × 1,143.60
4. Step 4: Simplify right side
   1,940.04x = 3,061,817.46
5. Step 5: Solve for x
   x = 3,061,817.46/1,940.04
6. Step 6: Final answer
   x = 1,578.22