Finding the Fourth Proportional to 2,162.01, 2,983.46 and 1,277.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.01 : 2,983.46 = 1,277.49 : x
2. Step 2: Convert to fraction form
   2,162.01/2,983.46 = 1,277.49/x
3. Step 3: Cross multiply
   2,162.01x = 2,983.46 × 1,277.49
4. Step 4: Simplify right side
   2,162.01x = 3,811,340.32
5. Step 5: Solve for x
   x = 3,811,340.32/2,162.01
6. Step 6: Final answer
   x = 1,762.87