Finding the Fourth Proportional to 2,008.17, 2,768.77 and 1,298.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.17 : 2,768.77 = 1,298.81 : x
2. Step 2: Convert to fraction form
   2,008.17/2,768.77 = 1,298.81/x
3. Step 3: Cross multiply
   2,008.17x = 2,768.77 × 1,298.81
4. Step 4: Simplify right side
   2,008.17x = 3,596,106.16
5. Step 5: Solve for x
   x = 3,596,106.16/2,008.17
6. Step 6: Final answer
   x = 1,790.74