Finding the Fourth Proportional to 2,448.42, 3,671.86 and 804.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.42 : 3,671.86 = 804.59 : x
2. Step 2: Convert to fraction form
   2,448.42/3,671.86 = 804.59/x
3. Step 3: Cross multiply
   2,448.42x = 3,671.86 × 804.59
4. Step 4: Simplify right side
   2,448.42x = 2,954,341.84
5. Step 5: Solve for x
   x = 2,954,341.84/2,448.42
6. Step 6: Final answer
   x = 1,206.63