Finding the Fourth Proportional to 1,841.36, 2,541.40 and 1,178.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.36 : 2,541.40 = 1,178.04 : x
2. Step 2: Convert to fraction form
   1,841.36/2,541.40 = 1,178.04/x
3. Step 3: Cross multiply
   1,841.36x = 2,541.40 × 1,178.04
4. Step 4: Simplify right side
   1,841.36x = 2,993,870.86
5. Step 5: Solve for x
   x = 2,993,870.86/1,841.36
6. Step 6: Final answer
   x = 1,625.90