Finding the Fourth Proportional to 3,772.38, 5,653.78 and 1,692.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,772.38 : 5,653.78 = 1,692.30 : x
2. Step 2: Convert to fraction form
   3,772.38/5,653.78 = 1,692.30/x
3. Step 3: Cross multiply
   3,772.38x = 5,653.78 × 1,692.30
4. Step 4: Simplify right side
   3,772.38x = 9,567,891.89
5. Step 5: Solve for x
   x = 9,567,891.89/3,772.38
6. Step 6: Final answer
   x = 2,536.30