Finding the Fourth Proportional to 86,527.68, 129,735.72 and 33,942.48

Step by Step Solution

1. Step 1: Write the proportion equation
   86,527.68 : 129,735.72 = 33,942.48 : x
2. Step 2: Convert to fraction form
   86,527.68/129,735.72 = 33,942.48/x
3. Step 3: Cross multiply
   86,527.68x = 129,735.72 × 33,942.48
4. Step 4: Simplify right side
   86,527.68x = 4,403,552,081.39
5. Step 5: Solve for x
   x = 4,403,552,081.39/86,527.68
6. Step 6: Final answer
   x = 50,891.83