Finding the Fourth Proportional to 16,868.64, 25,298.55 and 5,019.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,868.64 : 25,298.55 = 5,019.23 : x
2. Step 2: Convert to fraction form
   16,868.64/25,298.55 = 5,019.23/x
3. Step 3: Cross multiply
   16,868.64x = 25,298.55 × 5,019.23
4. Step 4: Simplify right side
   16,868.64x = 126,979,114.62
5. Step 5: Solve for x
   x = 126,979,114.62/16,868.64
6. Step 6: Final answer
   x = 7,527.53