Finding the Fourth Proportional to 71,485.37, 107,158.34 and 34,035.39

Step by Step Solution

1. Step 1: Write the proportion equation
   71,485.37 : 107,158.34 = 34,035.39 : x
2. Step 2: Convert to fraction form
   71,485.37/107,158.34 = 34,035.39/x
3. Step 3: Cross multiply
   71,485.37x = 107,158.34 × 34,035.39
4. Step 4: Simplify right side
   71,485.37x = 3,647,175,978.74
5. Step 5: Solve for x
   x = 3,647,175,978.74/71,485.37
6. Step 6: Final answer
   x = 51,019.89