Finding the Fourth Proportional to 1,841.56, 2,540.62 and 1,055.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.56 : 2,540.62 = 1,055.18 : x
2. Step 2: Convert to fraction form
   1,841.56/2,540.62 = 1,055.18/x
3. Step 3: Cross multiply
   1,841.56x = 2,540.62 × 1,055.18
4. Step 4: Simplify right side
   1,841.56x = 2,680,811.41
5. Step 5: Solve for x
   x = 2,680,811.41/1,841.56
6. Step 6: Final answer
   x = 1,455.73