Finding the Fourth Proportional to 16,775.51, 25,118.37 and 8,861.67

Step by Step Solution

1. Step 1: Write the proportion equation
   16,775.51 : 25,118.37 = 8,861.67 : x
2. Step 2: Convert to fraction form
   16,775.51/25,118.37 = 8,861.67/x
3. Step 3: Cross multiply
   16,775.51x = 25,118.37 × 8,861.67
4. Step 4: Simplify right side
   16,775.51x = 222,590,705.88
5. Step 5: Solve for x
   x = 222,590,705.88/16,775.51
6. Step 6: Final answer
   x = 13,268.79