Finding the Fourth Proportional to 89,591.05, 123,635.67 and 49,304.80

Step by Step Solution

1. Step 1: Write the proportion equation
   89,591.05 : 123,635.67 = 49,304.80 : x
2. Step 2: Convert to fraction form
   89,591.05/123,635.67 = 49,304.80/x
3. Step 3: Cross multiply
   89,591.05x = 123,635.67 × 49,304.80
4. Step 4: Simplify right side
   89,591.05x = 6,095,831,982.22
5. Step 5: Solve for x
   x = 6,095,831,982.22/89,591.05
6. Step 6: Final answer
   x = 68,040.64