Finding the Fourth Proportional to 6,677.82, 10,019.88 and 2,979.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,677.82 : 10,019.88 = 2,979.72 : x
2. Step 2: Convert to fraction form
   6,677.82/10,019.88 = 2,979.72/x
3. Step 3: Cross multiply
   6,677.82x = 10,019.88 × 2,979.72
4. Step 4: Simplify right side
   6,677.82x = 29,856,436.83
5. Step 5: Solve for x
   x = 29,856,436.83/6,677.82
6. Step 6: Final answer
   x = 4,470.99