Finding the Fourth Proportional to 1,524.36, 2,274.58 and 1,431.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.36 : 2,274.58 = 1,431.48 : x
2. Step 2: Convert to fraction form
   1,524.36/2,274.58 = 1,431.48/x
3. Step 3: Cross multiply
   1,524.36x = 2,274.58 × 1,431.48
4. Step 4: Simplify right side
   1,524.36x = 3,256,015.78
5. Step 5: Solve for x
   x = 3,256,015.78/1,524.36
6. Step 6: Final answer
   x = 2,135.99