Finding the Fourth Proportional to 6,436.33, 8,881.36 and 3,603.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,436.33 : 8,881.36 = 3,603.48 : x
2. Step 2: Convert to fraction form
   6,436.33/8,881.36 = 3,603.48/x
3. Step 3: Cross multiply
   6,436.33x = 8,881.36 × 3,603.48
4. Step 4: Simplify right side
   6,436.33x = 32,003,845.89
5. Step 5: Solve for x
   x = 32,003,845.89/6,436.33
6. Step 6: Final answer
   x = 4,972.37