Finding the Fourth Proportional to 6,472.05, 8,931.68 and 3,819.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,472.05 : 8,931.68 = 3,819.46 : x
2. Step 2: Convert to fraction form
   6,472.05/8,931.68 = 3,819.46/x
3. Step 3: Cross multiply
   6,472.05x = 8,931.68 × 3,819.46
4. Step 4: Simplify right side
   6,472.05x = 34,114,181.71
5. Step 5: Solve for x
   x = 34,114,181.71/6,472.05
6. Step 6: Final answer
   x = 5,271.00