Finding the Fourth Proportional to 3,449.59, 5,172.82 and 983.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.59 : 5,172.82 = 983.82 : x
2. Step 2: Convert to fraction form
   3,449.59/5,172.82 = 983.82/x
3. Step 3: Cross multiply
   3,449.59x = 5,172.82 × 983.82
4. Step 4: Simplify right side
   3,449.59x = 5,089,133.08
5. Step 5: Solve for x
   x = 5,089,133.08/3,449.59
6. Step 6: Final answer
   x = 1,475.29