Finding the Fourth Proportional to 1,164.06, 1,601.01 and 1,016.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164.06 : 1,601.01 = 1,016.82 : x
2. Step 2: Convert to fraction form
   1,164.06/1,601.01 = 1,016.82/x
3. Step 3: Cross multiply
   1,164.06x = 1,601.01 × 1,016.82
4. Step 4: Simplify right side
   1,164.06x = 1,627,938.99
5. Step 5: Solve for x
   x = 1,627,938.99/1,164.06
6. Step 6: Final answer
   x = 1,398.50