Finding the Fourth Proportional to 111,767.28, 167,761.12 and 82,101.84

Step by Step Solution

1. Step 1: Write the proportion equation
   111,767.28 : 167,761.12 = 82,101.84 : x
2. Step 2: Convert to fraction form
   111,767.28/167,761.12 = 82,101.84/x
3. Step 3: Cross multiply
   111,767.28x = 167,761.12 × 82,101.84
4. Step 4: Simplify right side
   111,767.28x = 13,773,496,632.46
5. Step 5: Solve for x
   x = 13,773,496,632.46/111,767.28
6. Step 6: Final answer
   x = 123,233.71