Finding the Fourth Proportional to 3,628.12, 5,007.27 and 2,056.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,628.12 : 5,007.27 = 2,056.72 : x
2. Step 2: Convert to fraction form
   3,628.12/5,007.27 = 2,056.72/x
3. Step 3: Cross multiply
   3,628.12x = 5,007.27 × 2,056.72
4. Step 4: Simplify right side
   3,628.12x = 10,298,552.35
5. Step 5: Solve for x
   x = 10,298,552.35/3,628.12
6. Step 6: Final answer
   x = 2,838.54