Finding the Fourth Proportional to 12,544.79, 17,323.52 and 8,076.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,544.79 : 17,323.52 = 8,076.30 : x
2. Step 2: Convert to fraction form
   12,544.79/17,323.52 = 8,076.30/x
3. Step 3: Cross multiply
   12,544.79x = 17,323.52 × 8,076.30
4. Step 4: Simplify right side
   12,544.79x = 139,909,904.19
5. Step 5: Solve for x
   x = 139,909,904.19/12,544.79
6. Step 6: Final answer
   x = 11,152.83