Finding the Fourth Proportional to 1,995.89, 2,989.27 and 956.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,995.89 : 2,989.27 = 956.62 : x
2. Step 2: Convert to fraction form
   1,995.89/2,989.27 = 956.62/x
3. Step 3: Cross multiply
   1,995.89x = 2,989.27 × 956.62
4. Step 4: Simplify right side
   1,995.89x = 2,859,595.47
5. Step 5: Solve for x
   x = 2,859,595.47/1,995.89
6. Step 6: Final answer
   x = 1,432.74