Finding the Fourth Proportional to 1,656.84, 2,286.72 and 958.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.84 : 2,286.72 = 958.62 : x
2. Step 2: Convert to fraction form
   1,656.84/2,286.72 = 958.62/x
3. Step 3: Cross multiply
   1,656.84x = 2,286.72 × 958.62
4. Step 4: Simplify right side
   1,656.84x = 2,192,095.53
5. Step 5: Solve for x
   x = 2,192,095.53/1,656.84
6. Step 6: Final answer
   x = 1,323.06