Finding the Fourth Proportional to 16,938.24, 25,382.40 and 7,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,938.24 : 25,382.40 = 7,710.72 : x
2. Step 2: Convert to fraction form
   16,938.24/25,382.40 = 7,710.72/x
3. Step 3: Cross multiply
   16,938.24x = 25,382.40 × 7,710.72
4. Step 4: Simplify right side
   16,938.24x = 195,716,579.33
5. Step 5: Solve for x
   x = 195,716,579.33/16,938.24
6. Step 6: Final answer
   x = 11,554.72