Finding the Fourth Proportional to 8,889.35, 13,338.68 and 5,768.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,889.35 : 13,338.68 = 5,768.62 : x
2. Step 2: Convert to fraction form
   8,889.35/13,338.68 = 5,768.62/x
3. Step 3: Cross multiply
   8,889.35x = 13,338.68 × 5,768.62
4. Step 4: Simplify right side
   8,889.35x = 76,945,714.03
5. Step 5: Solve for x
   x = 76,945,714.03/8,889.35
6. Step 6: Final answer
   x = 8,655.95