Finding the Fourth Proportional to 6,626.30, 9,144.32 and 3,642.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,626.30 : 9,144.32 = 3,642.05 : x
2. Step 2: Convert to fraction form
   6,626.30/9,144.32 = 3,642.05/x
3. Step 3: Cross multiply
   6,626.30x = 9,144.32 × 3,642.05
4. Step 4: Simplify right side
   6,626.30x = 33,304,075.31
5. Step 5: Solve for x
   x = 33,304,075.31/6,626.30
6. Step 6: Final answer
   x = 5,026.05