Finding the Fourth Proportional to 16,801, 25,201.02 and 5,112.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,801 : 25,201.02 = 5,112.52 : x
2. Step 2: Convert to fraction form
   16,801/25,201.02 = 5,112.52/x
3. Step 3: Cross multiply
   16,801x = 25,201.02 × 5,112.52
4. Step 4: Simplify right side
   16,801x = 128,840,718.77
5. Step 5: Solve for x
   x = 128,840,718.77/16,801
6. Step 6: Final answer
   x = 7,668.63