Finding the Fourth Proportional to 143,100.73, 197,485.86 and 82,679.39

Step by Step Solution

1. Step 1: Write the proportion equation
   143,100.73 : 197,485.86 = 82,679.39 : x
2. Step 2: Convert to fraction form
   143,100.73/197,485.86 = 82,679.39/x
3. Step 3: Cross multiply
   143,100.73x = 197,485.86 × 82,679.39
4. Step 4: Simplify right side
   143,100.73x = 16,328,010,438.43
5. Step 5: Solve for x
   x = 16,328,010,438.43/143,100.73
6. Step 6: Final answer
   x = 114,101.52