Finding the Fourth Proportional to 2,104.08, 2,903.30 and 1,219.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.08 : 2,903.30 = 1,219.70 : x
2. Step 2: Convert to fraction form
   2,104.08/2,903.30 = 1,219.70/x
3. Step 3: Cross multiply
   2,104.08x = 2,903.30 × 1,219.70
4. Step 4: Simplify right side
   2,104.08x = 3,541,155.01
5. Step 5: Solve for x
   x = 3,541,155.01/2,104.08
6. Step 6: Final answer
   x = 1,682.99