Finding the Fourth Proportional to 11,913.38, 16,429.69 and 7,437.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,913.38 : 16,429.69 = 7,437.54 : x
2. Step 2: Convert to fraction form
   11,913.38/16,429.69 = 7,437.54/x
3. Step 3: Cross multiply
   11,913.38x = 16,429.69 × 7,437.54
4. Step 4: Simplify right side
   11,913.38x = 122,196,476.56
5. Step 5: Solve for x
   x = 122,196,476.56/11,913.38
6. Step 6: Final answer
   x = 10,257.08