Finding the Fourth Proportional to 11,949.01, 17,926.56 and 7,022.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,949.01 : 17,926.56 = 7,022.79 : x
2. Step 2: Convert to fraction form
   11,949.01/17,926.56 = 7,022.79/x
3. Step 3: Cross multiply
   11,949.01x = 17,926.56 × 7,022.79
4. Step 4: Simplify right side
   11,949.01x = 125,894,466.30
5. Step 5: Solve for x
   x = 125,894,466.30/11,949.01
6. Step 6: Final answer
   x = 10,535.98