Finding the Fourth Proportional to 3,650.76, 5,038.49 and 2,159.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,650.76 : 5,038.49 = 2,159.96 : x
2. Step 2: Convert to fraction form
   3,650.76/5,038.49 = 2,159.96/x
3. Step 3: Cross multiply
   3,650.76x = 5,038.49 × 2,159.96
4. Step 4: Simplify right side
   3,650.76x = 10,882,900.87
5. Step 5: Solve for x
   x = 10,882,900.87/3,650.76
6. Step 6: Final answer
   x = 2,981.00