Finding the Fourth Proportional to 2,104.19, 3,159.07 and 1,798.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.19 : 3,159.07 = 1,798.01 : x
2. Step 2: Convert to fraction form
   2,104.19/3,159.07 = 1,798.01/x
3. Step 3: Cross multiply
   2,104.19x = 3,159.07 × 1,798.01
4. Step 4: Simplify right side
   2,104.19x = 5,680,019.16
5. Step 5: Solve for x
   x = 5,680,019.16/2,104.19
6. Step 6: Final answer
   x = 2,699.39