Finding the Fourth Proportional to 2,906.73, 4,360.71 and 958.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,906.73 : 4,360.71 = 958.89 : x
2. Step 2: Convert to fraction form
   2,906.73/4,360.71 = 958.89/x
3. Step 3: Cross multiply
   2,906.73x = 4,360.71 × 958.89
4. Step 4: Simplify right side
   2,906.73x = 4,181,441.21
5. Step 5: Solve for x
   x = 4,181,441.21/2,906.73
6. Step 6: Final answer
   x = 1,438.54