Finding the Fourth Proportional to 2,445.43, 3,667.98 and 803.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445.43 : 3,667.98 = 803.05 : x
2. Step 2: Convert to fraction form
   2,445.43/3,667.98 = 803.05/x
3. Step 3: Cross multiply
   2,445.43x = 3,667.98 × 803.05
4. Step 4: Simplify right side
   2,445.43x = 2,945,571.34
5. Step 5: Solve for x
   x = 2,945,571.34/2,445.43
6. Step 6: Final answer
   x = 1,204.52