Finding the Fourth Proportional to 1,522.71, 2,281.02 and 699.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.71 : 2,281.02 = 699.86 : x
2. Step 2: Convert to fraction form
   1,522.71/2,281.02 = 699.86/x
3. Step 3: Cross multiply
   1,522.71x = 2,281.02 × 699.86
4. Step 4: Simplify right side
   1,522.71x = 1,596,383.25
5. Step 5: Solve for x
   x = 1,596,383.25/1,522.71
6. Step 6: Final answer
   x = 1,048.38