Finding the Fourth Proportional to 89,395.62, 123,365.49 and 48,559.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,395.62 : 123,365.49 = 48,559.42 : x
2. Step 2: Convert to fraction form
   89,395.62/123,365.49 = 48,559.42/x
3. Step 3: Cross multiply
   89,395.62x = 123,365.49 × 48,559.42
4. Step 4: Simplify right side
   89,395.62x = 5,990,556,642.42
5. Step 5: Solve for x
   x = 5,990,556,642.42/89,395.62
6. Step 6: Final answer
   x = 67,011.75