Finding the Fourth Proportional to 16,933.98, 25,416.56 and 8,619.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,933.98 : 25,416.56 = 8,619.94 : x
2. Step 2: Convert to fraction form
   16,933.98/25,416.56 = 8,619.94/x
3. Step 3: Cross multiply
   16,933.98x = 25,416.56 × 8,619.94
4. Step 4: Simplify right side
   16,933.98x = 219,089,180.21
5. Step 5: Solve for x
   x = 219,089,180.21/16,933.98
6. Step 6: Final answer
   x = 12,937.84