Finding the Fourth Proportional to 10,713.76, 14,784.72 and 6,238.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,713.76 : 14,784.72 = 6,238.96 : x
2. Step 2: Convert to fraction form
   10,713.76/14,784.72 = 6,238.96/x
3. Step 3: Cross multiply
   10,713.76x = 14,784.72 × 6,238.96
4. Step 4: Simplify right side
   10,713.76x = 92,241,276.69
5. Step 5: Solve for x
   x = 92,241,276.69/10,713.76
6. Step 6: Final answer
   x = 8,609.61