Finding the Fourth Proportional to 1,357.56, 1,873.56 and 798.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357.56 : 1,873.56 = 798.09 : x
2. Step 2: Convert to fraction form
   1,357.56/1,873.56 = 798.09/x
3. Step 3: Cross multiply
   1,357.56x = 1,873.56 × 798.09
4. Step 4: Simplify right side
   1,357.56x = 1,495,269.50
5. Step 5: Solve for x
   x = 1,495,269.50/1,357.56
6. Step 6: Final answer
   x = 1,101.44