Finding the Fourth Proportional to 6,436.77, 8,882.90 and 3,604.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,436.77 : 8,882.90 = 3,604.12 : x
2. Step 2: Convert to fraction form
   6,436.77/8,882.90 = 3,604.12/x
3. Step 3: Cross multiply
   6,436.77x = 8,882.90 × 3,604.12
4. Step 4: Simplify right side
   6,436.77x = 32,015,037.55
5. Step 5: Solve for x
   x = 32,015,037.55/6,436.77
6. Step 6: Final answer
   x = 4,973.77