Finding the Fourth Proportional to 2,816.72, 4,204.45 and 2,484.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,816.72 : 4,204.45 = 2,484.20 : x
2. Step 2: Convert to fraction form
   2,816.72/4,204.45 = 2,484.20/x
3. Step 3: Cross multiply
   2,816.72x = 4,204.45 × 2,484.20
4. Step 4: Simplify right side
   2,816.72x = 10,444,692.78
5. Step 5: Solve for x
   x = 10,444,692.78/2,816.72
6. Step 6: Final answer
   x = 3,708.11