Finding the Fourth Proportional to 1,908.51, 2,863.83 and 1,031.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,908.51 : 2,863.83 = 1,031.00 : x
2. Step 2: Convert to fraction form
   1,908.51/2,863.83 = 1,031.00/x
3. Step 3: Cross multiply
   1,908.51x = 2,863.83 × 1,031.00
4. Step 4: Simplify right side
   1,908.51x = 2,952,594.41
5. Step 5: Solve for x
   x = 2,952,594.41/1,908.51
6. Step 6: Final answer
   x = 1,547.07