Finding the Fourth Proportional to 2,162.06, 2,983.47 and 1,277.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.06 : 2,983.47 = 1,277.69 : x
2. Step 2: Convert to fraction form
   2,162.06/2,983.47 = 1,277.69/x
3. Step 3: Cross multiply
   2,162.06x = 2,983.47 × 1,277.69
4. Step 4: Simplify right side
   2,162.06x = 3,811,934.87
5. Step 5: Solve for x
   x = 3,811,934.87/2,162.06
6. Step 6: Final answer
   x = 1,763.11