Finding the Fourth Proportional to 6,605.83, 9,116.10 and 3,621.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,605.83 : 9,116.10 = 3,621.94 : x
2. Step 2: Convert to fraction form
   6,605.83/9,116.10 = 3,621.94/x
3. Step 3: Cross multiply
   6,605.83x = 9,116.10 × 3,621.94
4. Step 4: Simplify right side
   6,605.83x = 33,017,967.23
5. Step 5: Solve for x
   x = 33,017,967.23/6,605.83
6. Step 6: Final answer
   x = 4,998.31