Finding the Fourth Proportional to 16,807.01, 25,209.60 and 5,119.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,807.01 : 25,209.60 = 5,119.32 : x
2. Step 2: Convert to fraction form
   16,807.01/25,209.60 = 5,119.32/x
3. Step 3: Cross multiply
   16,807.01x = 25,209.60 × 5,119.32
4. Step 4: Simplify right side
   16,807.01x = 129,055,857.83
5. Step 5: Solve for x
   x = 129,055,857.83/16,807.01
6. Step 6: Final answer
   x = 7,678.69