Finding the Fourth Proportional to 2,452.81, 3,384.80 and 1,333.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452.81 : 3,384.80 = 1,333.72 : x
2. Step 2: Convert to fraction form
   2,452.81/3,384.80 = 1,333.72/x
3. Step 3: Cross multiply
   2,452.81x = 3,384.80 × 1,333.72
4. Step 4: Simplify right side
   2,452.81x = 4,514,383.02
5. Step 5: Solve for x
   x = 4,514,383.02/2,452.81
6. Step 6: Final answer
   x = 1,840.49