Finding the Fourth Proportional to 5,522.78, 7,615.72 and 4,264.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,522.78 : 7,615.72 = 4,264.04 : x
2. Step 2: Convert to fraction form
   5,522.78/7,615.72 = 4,264.04/x
3. Step 3: Cross multiply
   5,522.78x = 7,615.72 × 4,264.04
4. Step 4: Simplify right side
   5,522.78x = 32,473,759.08
5. Step 5: Solve for x
   x = 32,473,759.08/5,522.78
6. Step 6: Final answer
   x = 5,879.96