Finding the Fourth Proportional to 6,443.06, 8,891.62 and 3,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.06 : 8,891.62 = 3,648.50 : x
2. Step 2: Convert to fraction form
   6,443.06/8,891.62 = 3,648.50/x
3. Step 3: Cross multiply
   6,443.06x = 8,891.62 × 3,648.50
4. Step 4: Simplify right side
   6,443.06x = 32,441,075.57
5. Step 5: Solve for x
   x = 32,441,075.57/6,443.06
6. Step 6: Final answer
   x = 5,035.04