Finding the Fourth Proportional to 143,003.49, 197,362.32 and 82,573.98

Step by Step Solution

1. Step 1: Write the proportion equation
   143,003.49 : 197,362.32 = 82,573.98 : x
2. Step 2: Convert to fraction form
   143,003.49/197,362.32 = 82,573.98/x
3. Step 3: Cross multiply
   143,003.49x = 197,362.32 × 82,573.98
4. Step 4: Simplify right side
   143,003.49x = 16,296,992,264.43
5. Step 5: Solve for x
   x = 16,296,992,264.43/143,003.49
6. Step 6: Final answer
   x = 113,962.20