Finding the Fourth Proportional to 12,002.44, 16,556.09 and 7,746.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,002.44 : 16,556.09 = 7,746.82 : x
2. Step 2: Convert to fraction form
   12,002.44/16,556.09 = 7,746.82/x
3. Step 3: Cross multiply
   12,002.44x = 16,556.09 × 7,746.82
4. Step 4: Simplify right side
   12,002.44x = 128,257,010.40
5. Step 5: Solve for x
   x = 128,257,010.40/12,002.44
6. Step 6: Final answer
   x = 10,685.91