Finding the Fourth Proportional to 16,919.92, 25,385.89 and 7,559.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,919.92 : 25,385.89 = 7,559.08 : x
2. Step 2: Convert to fraction form
   16,919.92/25,385.89 = 7,559.08/x
3. Step 3: Cross multiply
   16,919.92x = 25,385.89 × 7,559.08
4. Step 4: Simplify right side
   16,919.92x = 191,893,973.38
5. Step 5: Solve for x
   x = 191,893,973.38/16,919.92
6. Step 6: Final answer
   x = 11,341.31