Finding the Fourth Proportional to 1,373.43, 1,895.90 and 954.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.43 : 1,895.90 = 954.39 : x
2. Step 2: Convert to fraction form
   1,373.43/1,895.90 = 954.39/x
3. Step 3: Cross multiply
   1,373.43x = 1,895.90 × 954.39
4. Step 4: Simplify right side
   1,373.43x = 1,809,423.23
5. Step 5: Solve for x
   x = 1,809,423.23/1,373.43
6. Step 6: Final answer
   x = 1,317.45