Finding the Fourth Proportional to 3,643.82, 5,029.46 and 2,152.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643.82 : 5,029.46 = 2,152.27 : x
2. Step 2: Convert to fraction form
   3,643.82/5,029.46 = 2,152.27/x
3. Step 3: Cross multiply
   3,643.82x = 5,029.46 × 2,152.27
4. Step 4: Simplify right side
   3,643.82x = 10,824,759.47
5. Step 5: Solve for x
   x = 10,824,759.47/3,643.82
6. Step 6: Final answer
   x = 2,970.72