Finding the Fourth Proportional to 16,930.84, 25,395.72 and 5,240.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,930.84 : 25,395.72 = 5,240.92 : x
2. Step 2: Convert to fraction form
   16,930.84/25,395.72 = 5,240.92/x
3. Step 3: Cross multiply
   16,930.84x = 25,395.72 × 5,240.92
4. Step 4: Simplify right side
   16,930.84x = 133,096,936.86
5. Step 5: Solve for x
   x = 133,096,936.86/16,930.84
6. Step 6: Final answer
   x = 7,861.21