Finding the Fourth Proportional to 2,522.52, 3,783.24 and 879.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.52 : 3,783.24 = 879.23 : x
2. Step 2: Convert to fraction form
   2,522.52/3,783.24 = 879.23/x
3. Step 3: Cross multiply
   2,522.52x = 3,783.24 × 879.23
4. Step 4: Simplify right side
   2,522.52x = 3,326,347.56
5. Step 5: Solve for x
   x = 3,326,347.56/2,522.52
6. Step 6: Final answer
   x = 1,318.66