Finding the Fourth Proportional to 1,851.52, 2,555.32 and 1,055.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.52 : 2,555.32 = 1,055.08 : x
2. Step 2: Convert to fraction form
   1,851.52/2,555.32 = 1,055.08/x
3. Step 3: Cross multiply
   1,851.52x = 2,555.32 × 1,055.08
4. Step 4: Simplify right side
   1,851.52x = 2,696,067.03
5. Step 5: Solve for x
   x = 2,696,067.03/1,851.52
6. Step 6: Final answer
   x = 1,456.14