Finding the Fourth Proportional to 143,049.84, 197,363.16 and 82,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   143,049.84 : 197,363.16 = 82,612.50 : x
2. Step 2: Convert to fraction form
   143,049.84/197,363.16 = 82,612.50/x
3. Step 3: Cross multiply
   143,049.84x = 197,363.16 × 82,612.50
4. Step 4: Simplify right side
   143,049.84x = 16,304,664,055.50
5. Step 5: Solve for x
   x = 16,304,664,055.50/143,049.84
6. Step 6: Final answer
   x = 113,978.90