Finding the Fourth Proportional to 1,145.69, 1,716.69 and 1,036.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145.69 : 1,716.69 = 1,036.34 : x
2. Step 2: Convert to fraction form
   1,145.69/1,716.69 = 1,036.34/x
3. Step 3: Cross multiply
   1,145.69x = 1,716.69 × 1,036.34
4. Step 4: Simplify right side
   1,145.69x = 1,779,074.51
5. Step 5: Solve for x
   x = 1,779,074.51/1,145.69
6. Step 6: Final answer
   x = 1,552.84