Finding the Fourth Proportional to 1,819.98, 2,731.68 and 1,171.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.98 : 2,731.68 = 1,171.08 : x
2. Step 2: Convert to fraction form
   1,819.98/2,731.68 = 1,171.08/x
3. Step 3: Cross multiply
   1,819.98x = 2,731.68 × 1,171.08
4. Step 4: Simplify right side
   1,819.98x = 3,199,015.81
5. Step 5: Solve for x
   x = 3,199,015.81/1,819.98
6. Step 6: Final answer
   x = 1,757.72