Finding the Fourth Proportional to 59,270.61, 81,768.63 and 38,857.57

Step by Step Solution

1. Step 1: Write the proportion equation
   59,270.61 : 81,768.63 = 38,857.57 : x
2. Step 2: Convert to fraction form
   59,270.61/81,768.63 = 38,857.57/x
3. Step 3: Cross multiply
   59,270.61x = 81,768.63 × 38,857.57
4. Step 4: Simplify right side
   59,270.61x = 3,177,330,293.38
5. Step 5: Solve for x
   x = 3,177,330,293.38/59,270.61
6. Step 6: Final answer
   x = 53,607.18