Finding the Fourth Proportional to 80,448.27, 111,021.57 and 48,611.01

Step by Step Solution

1. Step 1: Write the proportion equation
   80,448.27 : 111,021.57 = 48,611.01 : x
2. Step 2: Convert to fraction form
   80,448.27/111,021.57 = 48,611.01/x
3. Step 3: Cross multiply
   80,448.27x = 111,021.57 × 48,611.01
4. Step 4: Simplify right side
   80,448.27x = 5,396,870,649.49
5. Step 5: Solve for x
   x = 5,396,870,649.49/80,448.27
6. Step 6: Final answer
   x = 67,084.98