Finding the Fourth Proportional to 6,913.48, 9,541.41 and 3,929.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,913.48 : 9,541.41 = 3,929.76 : x
2. Step 2: Convert to fraction form
   6,913.48/9,541.41 = 3,929.76/x
3. Step 3: Cross multiply
   6,913.48x = 9,541.41 × 3,929.76
4. Step 4: Simplify right side
   6,913.48x = 37,495,431.89
5. Step 5: Solve for x
   x = 37,495,431.89/6,913.48
6. Step 6: Final answer
   x = 5,423.53