Finding the Fourth Proportional to 10,974.38, 15,152.96 and 10,952.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,974.38 : 15,152.96 = 10,952.51 : x
2. Step 2: Convert to fraction form
   10,974.38/15,152.96 = 10,952.51/x
3. Step 3: Cross multiply
   10,974.38x = 15,152.96 × 10,952.51
4. Step 4: Simplify right side
   10,974.38x = 165,962,945.93
5. Step 5: Solve for x
   x = 165,962,945.93/10,974.38
6. Step 6: Final answer
   x = 15,122.76