Finding the Fourth Proportional to 1,628.55, 2,247.37 and 882.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,628.55 : 2,247.37 = 882.51 : x
2. Step 2: Convert to fraction form
   1,628.55/2,247.37 = 882.51/x
3. Step 3: Cross multiply
   1,628.55x = 2,247.37 × 882.51
4. Step 4: Simplify right side
   1,628.55x = 1,983,315.86
5. Step 5: Solve for x
   x = 1,983,315.86/1,628.55
6. Step 6: Final answer
   x = 1,217.84