Finding the Fourth Proportional to 59,396.56, 81,936.16 and 36,728.31

Step by Step Solution

1. Step 1: Write the proportion equation
   59,396.56 : 81,936.16 = 36,728.31 : x
2. Step 2: Convert to fraction form
   59,396.56/81,936.16 = 36,728.31/x
3. Step 3: Cross multiply
   59,396.56x = 81,936.16 × 36,728.31
4. Step 4: Simplify right side
   59,396.56x = 3,009,376,684.69
5. Step 5: Solve for x
   x = 3,009,376,684.69/59,396.56
6. Step 6: Final answer
   x = 50,665.84