Finding the Fourth Proportional to 105,654.24, 158,486.22 and 43,281

Step by Step Solution

1. Step 1: Write the proportion equation
   105,654.24 : 158,486.22 = 43,281 : x
2. Step 2: Convert to fraction form
   105,654.24/158,486.22 = 43,281/x
3. Step 3: Cross multiply
   105,654.24x = 158,486.22 × 43,281
4. Step 4: Simplify right side
   105,654.24x = 6,859,442,087.82
5. Step 5: Solve for x
   x = 6,859,442,087.82/105,654.24
6. Step 6: Final answer
   x = 64,923.49