Finding the Fourth Proportional to 1,050.41, 1,449.72 and 608.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.41 : 1,449.72 = 608.36 : x
2. Step 2: Convert to fraction form
   1,050.41/1,449.72 = 608.36/x
3. Step 3: Cross multiply
   1,050.41x = 1,449.72 × 608.36
4. Step 4: Simplify right side
   1,050.41x = 881,944.41
5. Step 5: Solve for x
   x = 881,944.41/1,050.41
6. Step 6: Final answer
   x = 839.62