Finding the Fourth Proportional to 105,883.76, 158,825.52 and 82,527.68

Step by Step Solution

1. Step 1: Write the proportion equation
   105,883.76 : 158,825.52 = 82,527.68 : x
2. Step 2: Convert to fraction form
   105,883.76/158,825.52 = 82,527.68/x
3. Step 3: Cross multiply
   105,883.76x = 158,825.52 × 82,527.68
4. Step 4: Simplify right side
   105,883.76x = 13,107,501,690.39
5. Step 5: Solve for x
   x = 13,107,501,690.39/105,883.76
6. Step 6: Final answer
   x = 123,791.43