Finding the Fourth Proportional to 2,667.02, 4,000.50 and 1,205.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,667.02 : 4,000.50 = 1,205.15 : x
2. Step 2: Convert to fraction form
   2,667.02/4,000.50 = 1,205.15/x
3. Step 3: Cross multiply
   2,667.02x = 4,000.50 × 1,205.15
4. Step 4: Simplify right side
   2,667.02x = 4,821,212.58
5. Step 5: Solve for x
   x = 4,821,212.58/2,667.02
6. Step 6: Final answer
   x = 1,807.71