Finding the Fourth Proportional to 1,514.62, 2,090.35 and 842.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,514.62 : 2,090.35 = 842.50 : x
2. Step 2: Convert to fraction form
   1,514.62/2,090.35 = 842.50/x
3. Step 3: Cross multiply
   1,514.62x = 2,090.35 × 842.50
4. Step 4: Simplify right side
   1,514.62x = 1,761,111.53
5. Step 5: Solve for x
   x = 1,761,111.53/1,514.62
6. Step 6: Final answer
   x = 1,162.74