Finding the Fourth Proportional to 1,373.76, 1,896.48 and 983.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.76 : 1,896.48 = 983.34 : x
2. Step 2: Convert to fraction form
   1,373.76/1,896.48 = 983.34/x
3. Step 3: Cross multiply
   1,373.76x = 1,896.48 × 983.34
4. Step 4: Simplify right side
   1,373.76x = 1,864,884.64
5. Step 5: Solve for x
   x = 1,864,884.64/1,373.76
6. Step 6: Final answer
   x = 1,357.50