Finding the Fourth Proportional to 6,604.56, 9,113.76 and 3,620.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,604.56 : 9,113.76 = 3,620.34 : x
2. Step 2: Convert to fraction form
   6,604.56/9,113.76 = 3,620.34/x
3. Step 3: Cross multiply
   6,604.56x = 9,113.76 × 3,620.34
4. Step 4: Simplify right side
   6,604.56x = 32,994,909.88
5. Step 5: Solve for x
   x = 32,994,909.88/6,604.56
6. Step 6: Final answer
   x = 4,995.78