Finding the Fourth Proportional to 1,514.83, 2,090.50 and 842.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.83 : 2,090.50 = 842.69 : x
2. Step 2: Convert to fraction form
   1,514.83/2,090.50 = 842.69/x
3. Step 3: Cross multiply
   1,514.83x = 2,090.50 × 842.69
4. Step 4: Simplify right side
   1,514.83x = 1,761,647.08
5. Step 5: Solve for x
   x = 1,761,647.08/1,514.83
6. Step 6: Final answer
   x = 1,162.93