Finding the Fourth Proportional to 3,765.67, 5,648.42 and 992.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,765.67 : 5,648.42 = 992.52 : x
2. Step 2: Convert to fraction form
   3,765.67/5,648.42 = 992.52/x
3. Step 3: Cross multiply
   3,765.67x = 5,648.42 × 992.52
4. Step 4: Simplify right side
   3,765.67x = 5,606,172.30
5. Step 5: Solve for x
   x = 5,606,172.30/3,765.67
6. Step 6: Final answer
   x = 1,488.76