Finding the Fourth Proportional to 16,903.38, 25,353.42 and 5,213.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,903.38 : 25,353.42 = 5,213.46 : x
2. Step 2: Convert to fraction form
   16,903.38/25,353.42 = 5,213.46/x
3. Step 3: Cross multiply
   16,903.38x = 25,353.42 × 5,213.46
4. Step 4: Simplify right side
   16,903.38x = 132,179,041.03
5. Step 5: Solve for x
   x = 132,179,041.03/16,903.38
6. Step 6: Final answer
   x = 7,819.68