Finding the Fourth Proportional to 2,104.74, 2,903.84 and 1,359.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.74 : 2,903.84 = 1,359.20 : x
2. Step 2: Convert to fraction form
   2,104.74/2,903.84 = 1,359.20/x
3. Step 3: Cross multiply
   2,104.74x = 2,903.84 × 1,359.20
4. Step 4: Simplify right side
   2,104.74x = 3,946,910.33
5. Step 5: Solve for x
   x = 3,946,910.33/2,104.74
6. Step 6: Final answer
   x = 1,875.25