Finding the Fourth Proportional to 6,913.29, 10,354.72 and 5,713.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,913.29 : 10,354.72 = 5,713.72 : x
2. Step 2: Convert to fraction form
   6,913.29/10,354.72 = 5,713.72/x
3. Step 3: Cross multiply
   6,913.29x = 10,354.72 × 5,713.72
4. Step 4: Simplify right side
   6,913.29x = 59,163,970.76
5. Step 5: Solve for x
   x = 59,163,970.76/6,913.29
6. Step 6: Final answer
   x = 8,558.01