Finding the Fourth Proportional to 16,919.69, 25,385.00 and 7,061.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,919.69 : 25,385.00 = 7,061.78 : x
2. Step 2: Convert to fraction form
   16,919.69/25,385.00 = 7,061.78/x
3. Step 3: Cross multiply
   16,919.69x = 25,385.00 × 7,061.78
4. Step 4: Simplify right side
   16,919.69x = 179,263,313.45
5. Step 5: Solve for x
   x = 179,263,313.45/16,919.69
6. Step 6: Final answer
   x = 10,594.96