Finding the Fourth Proportional to 3,680.28, 5,076.54 and 2,630.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,680.28 : 5,076.54 = 2,630.52 : x
2. Step 2: Convert to fraction form
   3,680.28/5,076.54 = 2,630.52/x
3. Step 3: Cross multiply
   3,680.28x = 5,076.54 × 2,630.52
4. Step 4: Simplify right side
   3,680.28x = 13,353,940.00
5. Step 5: Solve for x
   x = 13,353,940.00/3,680.28
6. Step 6: Final answer
   x = 3,628.51