Finding the Fourth Proportional to 6,499.58, 8,968.77 and 3,666.70

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499.58 : 8,968.77 = 3,666.70 : x
2. Step 2: Convert to fraction form
   6,499.58/8,968.77 = 3,666.70/x
3. Step 3: Cross multiply
   6,499.58x = 8,968.77 × 3,666.70
4. Step 4: Simplify right side
   6,499.58x = 32,885,766.54
5. Step 5: Solve for x
   x = 32,885,766.54/6,499.58
6. Step 6: Final answer
   x = 5,059.67