Finding the Fourth Proportional to 3,448.34, 5,171.72 and 983.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,448.34 : 5,171.72 = 983.10 : x
2. Step 2: Convert to fraction form
   3,448.34/5,171.72 = 983.10/x
3. Step 3: Cross multiply
   3,448.34x = 5,171.72 × 983.10
4. Step 4: Simplify right side
   3,448.34x = 5,084,317.93
5. Step 5: Solve for x
   x = 5,084,317.93/3,448.34
6. Step 6: Final answer
   x = 1,474.42