Finding the Fourth Proportional to 10,153.82, 15,231.03 and 2,758.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,153.82 : 15,231.03 = 2,758.24 : x
2. Step 2: Convert to fraction form
   10,153.82/15,231.03 = 2,758.24/x
3. Step 3: Cross multiply
   10,153.82x = 15,231.03 × 2,758.24
4. Step 4: Simplify right side
   10,153.82x = 42,010,836.19
5. Step 5: Solve for x
   x = 42,010,836.19/10,153.82
6. Step 6: Final answer
   x = 4,137.44