Finding the Fourth Proportional to 1,522.83, 2,281.54 and 699.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.83 : 2,281.54 = 699.37 : x
2. Step 2: Convert to fraction form
   1,522.83/2,281.54 = 699.37/x
3. Step 3: Cross multiply
   1,522.83x = 2,281.54 × 699.37
4. Step 4: Simplify right side
   1,522.83x = 1,595,631.64
5. Step 5: Solve for x
   x = 1,595,631.64/1,522.83
6. Step 6: Final answer
   x = 1,047.81