Finding the Fourth Proportional to 1,162.13, 1,601.82 and 808.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162.13 : 1,601.82 = 808.56 : x
2. Step 2: Convert to fraction form
   1,162.13/1,601.82 = 808.56/x
3. Step 3: Cross multiply
   1,162.13x = 1,601.82 × 808.56
4. Step 4: Simplify right side
   1,162.13x = 1,295,167.58
5. Step 5: Solve for x
   x = 1,295,167.58/1,162.13
6. Step 6: Final answer
   x = 1,114.48