Finding the Fourth Proportional to 16,990.22, 25,484.43 and 5,302.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,990.22 : 25,484.43 = 5,302.10 : x
2. Step 2: Convert to fraction form
   16,990.22/25,484.43 = 5,302.10/x
3. Step 3: Cross multiply
   16,990.22x = 25,484.43 × 5,302.10
4. Step 4: Simplify right side
   16,990.22x = 135,120,996.30
5. Step 5: Solve for x
   x = 135,120,996.30/16,990.22
6. Step 6: Final answer
   x = 7,952.87