Finding the Fourth Proportional to 30,549.60, 45,822.71 and 8,361.39

Step by Step Solution

1. Step 1: Write the proportion equation
   30,549.60 : 45,822.71 = 8,361.39 : x
2. Step 2: Convert to fraction form
   30,549.60/45,822.71 = 8,361.39/x
3. Step 3: Cross multiply
   30,549.60x = 45,822.71 × 8,361.39
4. Step 4: Simplify right side
   30,549.60x = 383,141,549.17
5. Step 5: Solve for x
   x = 383,141,549.17/30,549.60
6. Step 6: Final answer
   x = 12,541.62