Finding the Fourth Proportional to 13,986.65, 19,297.23 and 7,935.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,986.65 : 19,297.23 = 7,935.89 : x
2. Step 2: Convert to fraction form
   13,986.65/19,297.23 = 7,935.89/x
3. Step 3: Cross multiply
   13,986.65x = 19,297.23 × 7,935.89
4. Step 4: Simplify right side
   13,986.65x = 153,140,598.10
5. Step 5: Solve for x
   x = 153,140,598.10/13,986.65
6. Step 6: Final answer
   x = 10,949.06