Finding the Fourth Proportional to 8,456.94, 12,676.53 and 4,300.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,456.94 : 12,676.53 = 4,300.02 : x
2. Step 2: Convert to fraction form
   8,456.94/12,676.53 = 4,300.02/x
3. Step 3: Cross multiply
   8,456.94x = 12,676.53 × 4,300.02
4. Step 4: Simplify right side
   8,456.94x = 54,509,332.53
5. Step 5: Solve for x
   x = 54,509,332.53/8,456.94
6. Step 6: Final answer
   x = 6,445.51