Finding the Fourth Proportional to 3,538.54, 5,302.00 and 2,152.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,538.54 : 5,302.00 = 2,152.28 : x
2. Step 2: Convert to fraction form
   3,538.54/5,302.00 = 2,152.28/x
3. Step 3: Cross multiply
   3,538.54x = 5,302.00 × 2,152.28
4. Step 4: Simplify right side
   3,538.54x = 11,411,351.29
5. Step 5: Solve for x
   x = 11,411,351.29/3,538.54
6. Step 6: Final answer
   x = 3,224.88