Finding the Fourth Proportional to 3,098.76, 4,638.03 and 2,276.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,098.76 : 4,638.03 = 2,276.82 : x
2. Step 2: Convert to fraction form
   3,098.76/4,638.03 = 2,276.82/x
3. Step 3: Cross multiply
   3,098.76x = 4,638.03 × 2,276.82
4. Step 4: Simplify right side
   3,098.76x = 10,559,959.46
5. Step 5: Solve for x
   x = 10,559,959.46/3,098.76
6. Step 6: Final answer
   x = 3,407.80