Finding the Fourth Proportional to 4,002.69, 5,528.67 and 2,829

Step by Step Solution

1. Step 1: Write the proportion equation
   4,002.69 : 5,528.67 = 2,829 : x
2. Step 2: Convert to fraction form
   4,002.69/5,528.67 = 2,829/x
3. Step 3: Cross multiply
   4,002.69x = 5,528.67 × 2,829
4. Step 4: Simplify right side
   4,002.69x = 15,640,607.43
5. Step 5: Solve for x
   x = 15,640,607.43/4,002.69
6. Step 6: Final answer
   x = 3,907.52