Finding the Fourth Proportional to 1,181.69, 1,762.22 and 1,036.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181.69 : 1,762.22 = 1,036.12 : x
2. Step 2: Convert to fraction form
   1,181.69/1,762.22 = 1,036.12/x
3. Step 3: Cross multiply
   1,181.69x = 1,762.22 × 1,036.12
4. Step 4: Simplify right side
   1,181.69x = 1,825,871.39
5. Step 5: Solve for x
   x = 1,825,871.39/1,181.69
6. Step 6: Final answer
   x = 1,545.14