Finding the Third Proportional to 1,305.98 and 2,104.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,305.98 : 2,104.17 = 2,104.17 : x
2. Step 2: Convert to fraction form
   1,305.98/2,104.17 = 2,104.17/x
3. Step 3: Cross multiply
   1,305.98x = 2,104.17 × 2,104.17
4. Step 4: Simplify right side
   1,305.98x = 4,427,539.28
5. Step 5: Solve for x
   x = 4,427,539.28/1,305.98
6. Step 6: Final answer
   x = 3,390.19