Finding the Fourth Proportional to 2,870.37, 4,303.77 and 1,204.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870.37 : 4,303.77 = 1,204.05 : x
2. Step 2: Convert to fraction form
   2,870.37/4,303.77 = 1,204.05/x
3. Step 3: Cross multiply
   2,870.37x = 4,303.77 × 1,204.05
4. Step 4: Simplify right side
   2,870.37x = 5,181,954.27
5. Step 5: Solve for x
   x = 5,181,954.27/2,870.37
6. Step 6: Final answer
   x = 1,805.33