Finding the Fourth Proportional to 2,103.16, 2,906.04 and 1,729.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.16 : 2,906.04 = 1,729.84 : x
2. Step 2: Convert to fraction form
   2,103.16/2,906.04 = 1,729.84/x
3. Step 3: Cross multiply
   2,103.16x = 2,906.04 × 1,729.84
4. Step 4: Simplify right side
   2,103.16x = 5,026,984.23
5. Step 5: Solve for x
   x = 5,026,984.23/2,103.16
6. Step 6: Final answer
   x = 2,390.21