Finding the Fourth Proportional to 8,749.06, 12,073.61 and 4,770.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,749.06 : 12,073.61 = 4,770.09 : x
2. Step 2: Convert to fraction form
   8,749.06/12,073.61 = 4,770.09/x
3. Step 3: Cross multiply
   8,749.06x = 12,073.61 × 4,770.09
4. Step 4: Simplify right side
   8,749.06x = 57,592,191.42
5. Step 5: Solve for x
   x = 57,592,191.42/8,749.06
6. Step 6: Final answer
   x = 6,582.67