Finding the Fourth Proportional to 1,522.56, 2,282.14 and 1,399.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.56 : 2,282.14 = 1,399.54 : x
2. Step 2: Convert to fraction form
   1,522.56/2,282.14 = 1,399.54/x
3. Step 3: Cross multiply
   1,522.56x = 2,282.14 × 1,399.54
4. Step 4: Simplify right side
   1,522.56x = 3,193,946.22
5. Step 5: Solve for x
   x = 3,193,946.22/1,522.56
6. Step 6: Final answer
   x = 2,097.75