Finding the Fourth Proportional to 12,023.39, 16,584.92 and 7,767.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,023.39 : 16,584.92 = 7,767.55 : x
2. Step 2: Convert to fraction form
   12,023.39/16,584.92 = 7,767.55/x
3. Step 3: Cross multiply
   12,023.39x = 16,584.92 × 7,767.55
4. Step 4: Simplify right side
   12,023.39x = 128,824,206.37
5. Step 5: Solve for x
   x = 128,824,206.37/12,023.39
6. Step 6: Final answer
   x = 10,714.46