Finding the Fourth Proportional to 1,064.13, 1,603.82 and 1,004.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.13 : 1,603.82 = 1,004.59 : x
2. Step 2: Convert to fraction form
   1,064.13/1,603.82 = 1,004.59/x
3. Step 3: Cross multiply
   1,064.13x = 1,603.82 × 1,004.59
4. Step 4: Simplify right side
   1,064.13x = 1,611,181.53
5. Step 5: Solve for x
   x = 1,611,181.53/1,064.13
6. Step 6: Final answer
   x = 1,514.08