Finding the Fourth Proportional to 2,524.80, 3,784.74 and 1,208.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,524.80 : 3,784.74 = 1,208.21 : x
2. Step 2: Convert to fraction form
   2,524.80/3,784.74 = 1,208.21/x
3. Step 3: Cross multiply
   2,524.80x = 3,784.74 × 1,208.21
4. Step 4: Simplify right side
   2,524.80x = 4,572,760.72
5. Step 5: Solve for x
   x = 4,572,760.72/2,524.80
6. Step 6: Final answer
   x = 1,811.14