Finding the Fourth Proportional to 8,708.30, 12,017.31 and 4,729.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,708.30 : 12,017.31 = 4,729.37 : x
2. Step 2: Convert to fraction form
   8,708.30/12,017.31 = 4,729.37/x
3. Step 3: Cross multiply
   8,708.30x = 12,017.31 × 4,729.37
4. Step 4: Simplify right side
   8,708.30x = 56,834,245.31
5. Step 5: Solve for x
   x = 56,834,245.31/8,708.30
6. Step 6: Final answer
   x = 6,526.45