Finding the Fourth Proportional to 1,906.83, 2,631.33 and 1,067.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,906.83 : 2,631.33 = 1,067.51 : x
2. Step 2: Convert to fraction form
   1,906.83/2,631.33 = 1,067.51/x
3. Step 3: Cross multiply
   1,906.83x = 2,631.33 × 1,067.51
4. Step 4: Simplify right side
   1,906.83x = 2,808,957.93
5. Step 5: Solve for x
   x = 2,808,957.93/1,906.83
6. Step 6: Final answer
   x = 1,473.10