Finding the Fourth Proportional to 6,436.82, 9,658.48 and 2,976.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,436.82 : 9,658.48 = 2,976.50 : x
2. Step 2: Convert to fraction form
   6,436.82/9,658.48 = 2,976.50/x
3. Step 3: Cross multiply
   6,436.82x = 9,658.48 × 2,976.50
4. Step 4: Simplify right side
   6,436.82x = 28,748,465.72
5. Step 5: Solve for x
   x = 28,748,465.72/6,436.82
6. Step 6: Final answer
   x = 4,466.25