Finding the Fourth Proportional to 89,644.94, 134,405.16 and 39,697.82

Step by Step Solution

1. Step 1: Write the proportion equation
   89,644.94 : 134,405.16 = 39,697.82 : x
2. Step 2: Convert to fraction form
   89,644.94/134,405.16 = 39,697.82/x
3. Step 3: Cross multiply
   89,644.94x = 134,405.16 × 39,697.82
4. Step 4: Simplify right side
   89,644.94x = 5,335,591,848.75
5. Step 5: Solve for x
   x = 5,335,591,848.75/89,644.94
6. Step 6: Final answer
   x = 59,519.16