Finding the Fourth Proportional to 1,659.71, 2,290.47 and 951.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659.71 : 2,290.47 = 951.69 : x
2. Step 2: Convert to fraction form
   1,659.71/2,290.47 = 951.69/x
3. Step 3: Cross multiply
   1,659.71x = 2,290.47 × 951.69
4. Step 4: Simplify right side
   1,659.71x = 2,179,822.41
5. Step 5: Solve for x
   x = 2,179,822.41/1,659.71
6. Step 6: Final answer
   x = 1,313.37