Finding the Fourth Proportional to 1,522.98, 2,282.37 and 699.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.98 : 2,282.37 = 699.24 : x
2. Step 2: Convert to fraction form
   1,522.98/2,282.37 = 699.24/x
3. Step 3: Cross multiply
   1,522.98x = 2,282.37 × 699.24
4. Step 4: Simplify right side
   1,522.98x = 1,595,924.40
5. Step 5: Solve for x
   x = 1,595,924.40/1,522.98
6. Step 6: Final answer
   x = 1,047.90