Finding the Fourth Proportional to 16,804.47, 25,201.31 and 5,557.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,804.47 : 25,201.31 = 5,557.31 : x
2. Step 2: Convert to fraction form
   16,804.47/25,201.31 = 5,557.31/x
3. Step 3: Cross multiply
   16,804.47x = 25,201.31 × 5,557.31
4. Step 4: Simplify right side
   16,804.47x = 140,051,338.28
5. Step 5: Solve for x
   x = 140,051,338.28/16,804.47
6. Step 6: Final answer
   x = 8,334.17