Finding the Fourth Proportional to 1,362.05, 1,865.50 and 1,282.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362.05 : 1,865.50 = 1,282.23 : x
2. Step 2: Convert to fraction form
   1,362.05/1,865.50 = 1,282.23/x
3. Step 3: Cross multiply
   1,362.05x = 1,865.50 × 1,282.23
4. Step 4: Simplify right side
   1,362.05x = 2,392,000.07
5. Step 5: Solve for x
   x = 2,392,000.07/1,362.05
6. Step 6: Final answer
   x = 1,756.18