Finding the Fourth Proportional to 3,626.76, 5,003.31 and 2,133.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,626.76 : 5,003.31 = 2,133.98 : x
2. Step 2: Convert to fraction form
   3,626.76/5,003.31 = 2,133.98/x
3. Step 3: Cross multiply
   3,626.76x = 5,003.31 × 2,133.98
4. Step 4: Simplify right side
   3,626.76x = 10,676,938.46
5. Step 5: Solve for x
   x = 10,676,938.46/3,626.76
6. Step 6: Final answer
   x = 2,943.93