Finding the Fourth Proportional to 15,196.30, 22,796.94 and 6,431.29

Step by Step Solution

1. Step 1: Write the proportion equation
   15,196.30 : 22,796.94 = 6,431.29 : x
2. Step 2: Convert to fraction form
   15,196.30/22,796.94 = 6,431.29/x
3. Step 3: Cross multiply
   15,196.30x = 22,796.94 × 6,431.29
4. Step 4: Simplify right side
   15,196.30x = 146,613,732.25
5. Step 5: Solve for x
   x = 146,613,732.25/15,196.30
6. Step 6: Final answer
   x = 9,647.99