Finding the Fourth Proportional to 111,326.46, 153,833.94 and 81,059.06

Step by Step Solution

1. Step 1: Write the proportion equation
   111,326.46 : 153,833.94 = 81,059.06 : x
2. Step 2: Convert to fraction form
   111,326.46/153,833.94 = 81,059.06/x
3. Step 3: Cross multiply
   111,326.46x = 153,833.94 × 81,059.06
4. Step 4: Simplify right side
   111,326.46x = 12,469,633,803.33
5. Step 5: Solve for x
   x = 12,469,633,803.33/111,326.46
6. Step 6: Final answer
   x = 112,009.61