Finding the Fourth Proportional to 8,768.52, 12,100.51 and 4,789.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,768.52 : 12,100.51 = 4,789.63 : x
2. Step 2: Convert to fraction form
   8,768.52/12,100.51 = 4,789.63/x
3. Step 3: Cross multiply
   8,768.52x = 12,100.51 × 4,789.63
4. Step 4: Simplify right side
   8,768.52x = 57,956,965.71
5. Step 5: Solve for x
   x = 57,956,965.71/8,768.52
6. Step 6: Final answer
   x = 6,609.66