Finding the Fourth Proportional to 1,731.32, 2,389.22 and 945.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,731.32 : 2,389.22 = 945.37 : x
2. Step 2: Convert to fraction form
   1,731.32/2,389.22 = 945.37/x
3. Step 3: Cross multiply
   1,731.32x = 2,389.22 × 945.37
4. Step 4: Simplify right side
   1,731.32x = 2,258,696.91
5. Step 5: Solve for x
   x = 2,258,696.91/1,731.32
6. Step 6: Final answer
   x = 1,304.61