Finding the Fourth Proportional to 1,373.13, 1,894.31 and 954.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.13 : 1,894.31 = 954.50 : x
2. Step 2: Convert to fraction form
   1,373.13/1,894.31 = 954.50/x
3. Step 3: Cross multiply
   1,373.13x = 1,894.31 × 954.50
4. Step 4: Simplify right side
   1,373.13x = 1,808,104.65
5. Step 5: Solve for x
   x = 1,808,104.65/1,373.13
6. Step 6: Final answer
   x = 1,316.78