Finding the Fourth Proportional to 3,839.72, 5,758.05 and 1,499.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,839.72 : 5,758.05 = 1,499.29 : x
2. Step 2: Convert to fraction form
   3,839.72/5,758.05 = 1,499.29/x
3. Step 3: Cross multiply
   3,839.72x = 5,758.05 × 1,499.29
4. Step 4: Simplify right side
   3,839.72x = 8,632,987.19
5. Step 5: Solve for x
   x = 8,632,987.19/3,839.72
6. Step 6: Final answer
   x = 2,248.34