Finding the Fourth Proportional to 6,483.32, 8,946.72 and 3,965.54

Step by Step Solution

1. Step 1: Write the proportion equation
   6,483.32 : 8,946.72 = 3,965.54 : x
2. Step 2: Convert to fraction form
   6,483.32/8,946.72 = 3,965.54/x
3. Step 3: Cross multiply
   6,483.32x = 8,946.72 × 3,965.54
4. Step 4: Simplify right side
   6,483.32x = 35,478,531.30
5. Step 5: Solve for x
   x = 35,478,531.30/6,483.32
6. Step 6: Final answer
   x = 5,472.28