Finding the Fourth Proportional to 6,416.52, 9,630.84 and 3,298.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,416.52 : 9,630.84 = 3,298.72 : x
2. Step 2: Convert to fraction form
   6,416.52/9,630.84 = 3,298.72/x
3. Step 3: Cross multiply
   6,416.52x = 9,630.84 × 3,298.72
4. Step 4: Simplify right side
   6,416.52x = 31,769,444.52
5. Step 5: Solve for x
   x = 31,769,444.52/6,416.52
6. Step 6: Final answer
   x = 4,951.20