Finding the Fourth Proportional to 1,841.16, 2,540.62 and 1,055.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.16 : 2,540.62 = 1,055.10 : x
2. Step 2: Convert to fraction form
   1,841.16/2,540.62 = 1,055.10/x
3. Step 3: Cross multiply
   1,841.16x = 2,540.62 × 1,055.10
4. Step 4: Simplify right side
   1,841.16x = 2,680,592.82
5. Step 5: Solve for x
   x = 2,680,592.82/1,841.16
6. Step 6: Final answer
   x = 1,455.93