Finding the Fourth Proportional to 143,089.22, 197,472.32 and 82,662.41

Step by Step Solution

1. Step 1: Write the proportion equation
   143,089.22 : 197,472.32 = 82,662.41 : x
2. Step 2: Convert to fraction form
   143,089.22/197,472.32 = 82,662.41/x
3. Step 3: Cross multiply
   143,089.22x = 197,472.32 × 82,662.41
4. Step 4: Simplify right side
   143,089.22x = 16,323,536,478.82
5. Step 5: Solve for x
   x = 16,323,536,478.82/143,089.22
6. Step 6: Final answer
   x = 114,079.43