Finding the Fourth Proportional to 1,659.83, 2,290.52 and 951.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659.83 : 2,290.52 = 951.80 : x
2. Step 2: Convert to fraction form
   1,659.83/2,290.52 = 951.80/x
3. Step 3: Cross multiply
   1,659.83x = 2,290.52 × 951.80
4. Step 4: Simplify right side
   1,659.83x = 2,180,107.86
5. Step 5: Solve for x
   x = 2,180,107.86/1,659.83
6. Step 6: Final answer
   x = 1,313.46