Finding the Fourth Proportional to 1,373.48, 1,893.74 and 954.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.48 : 1,893.74 = 954.18 : x
2. Step 2: Convert to fraction form
   1,373.48/1,893.74 = 954.18/x
3. Step 3: Cross multiply
   1,373.48x = 1,893.74 × 954.18
4. Step 4: Simplify right side
   1,373.48x = 1,806,968.83
5. Step 5: Solve for x
   x = 1,806,968.83/1,373.48
6. Step 6: Final answer
   x = 1,315.61