Finding the Fourth Proportional to 8,499.47, 12,751.16 and 3,305.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,499.47 : 12,751.16 = 3,305.34 : x
2. Step 2: Convert to fraction form
   8,499.47/12,751.16 = 3,305.34/x
3. Step 3: Cross multiply
   8,499.47x = 12,751.16 × 3,305.34
4. Step 4: Simplify right side
   8,499.47x = 42,146,902.67
5. Step 5: Solve for x
   x = 42,146,902.67/8,499.47
6. Step 6: Final answer
   x = 4,958.77