Finding the Fourth Proportional to 16,801.85, 25,195.47 and 5,112.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,801.85 : 25,195.47 = 5,112.33 : x
2. Step 2: Convert to fraction form
   16,801.85/25,195.47 = 5,112.33/x
3. Step 3: Cross multiply
   16,801.85x = 25,195.47 × 5,112.33
4. Step 4: Simplify right side
   16,801.85x = 128,807,557.15
5. Step 5: Solve for x
   x = 128,807,557.15/16,801.85
6. Step 6: Final answer
   x = 7,666.27