Finding the Fourth Proportional to 143,050.34, 197,363.85 and 82,613

Step by Step Solution

1. Step 1: Write the proportion equation
   143,050.34 : 197,363.85 = 82,613 : x
2. Step 2: Convert to fraction form
   143,050.34/197,363.85 = 82,613/x
3. Step 3: Cross multiply
   143,050.34x = 197,363.85 × 82,613
4. Step 4: Simplify right side
   143,050.34x = 16,304,819,740.05
5. Step 5: Solve for x
   x = 16,304,819,740.05/143,050.34
6. Step 6: Final answer
   x = 113,979.59