Finding the Fourth Proportional to 16,885.38, 25,332.96 and 5,200.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,885.38 : 25,332.96 = 5,200.32 : x
2. Step 2: Convert to fraction form
   16,885.38/25,332.96 = 5,200.32/x
3. Step 3: Cross multiply
   16,885.38x = 25,332.96 × 5,200.32
4. Step 4: Simplify right side
   16,885.38x = 131,739,498.55
5. Step 5: Solve for x
   x = 131,739,498.55/16,885.38
6. Step 6: Final answer
   x = 7,801.99