Finding the Fourth Proportional to 85,386.84, 128,086.41 and 32,796.33

Step by Step Solution

1. Step 1: Write the proportion equation
   85,386.84 : 128,086.41 = 32,796.33 : x
2. Step 2: Convert to fraction form
   85,386.84/128,086.41 = 32,796.33/x
3. Step 3: Cross multiply
   85,386.84x = 128,086.41 × 32,796.33
4. Step 4: Simplify right side
   85,386.84x = 4,200,764,170.88
5. Step 5: Solve for x
   x = 4,200,764,170.88/85,386.84
6. Step 6: Final answer
   x = 49,196.86