Finding the Fourth Proportional to 8,654.96, 12,983.58 and 3,973.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,654.96 : 12,983.58 = 3,973.88 : x
2. Step 2: Convert to fraction form
   8,654.96/12,983.58 = 3,973.88/x
3. Step 3: Cross multiply
   8,654.96x = 12,983.58 × 3,973.88
4. Step 4: Simplify right side
   8,654.96x = 51,595,188.89
5. Step 5: Solve for x
   x = 51,595,188.89/8,654.96
6. Step 6: Final answer
   x = 5,961.34