Finding the Fourth Proportional to 89,485.34, 134,107.05 and 39,556.94

Step by Step Solution

1. Step 1: Write the proportion equation
   89,485.34 : 134,107.05 = 39,556.94 : x
2. Step 2: Convert to fraction form
   89,485.34/134,107.05 = 39,556.94/x
3. Step 3: Cross multiply
   89,485.34x = 134,107.05 × 39,556.94
4. Step 4: Simplify right side
   89,485.34x = 5,304,864,530.43
5. Step 5: Solve for x
   x = 5,304,864,530.43/89,485.34
6. Step 6: Final answer
   x = 59,281.94