Finding the Fourth Proportional to 16,763.07, 25,147.68 and 5,519.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,763.07 : 25,147.68 = 5,519.05 : x
2. Step 2: Convert to fraction form
   16,763.07/25,147.68 = 5,519.05/x
3. Step 3: Cross multiply
   16,763.07x = 25,147.68 × 5,519.05
4. Step 4: Simplify right side
   16,763.07x = 138,791,303.30
5. Step 5: Solve for x
   x = 138,791,303.30/16,763.07
6. Step 6: Final answer
   x = 8,279.59