Finding the Fourth Proportional to 50,338.88, 69,447.68 and 30,196.16

Step by Step Solution

1. Step 1: Write the proportion equation
   50,338.88 : 69,447.68 = 30,196.16 : x
2. Step 2: Convert to fraction form
   50,338.88/69,447.68 = 30,196.16/x
3. Step 3: Cross multiply
   50,338.88x = 69,447.68 × 30,196.16
4. Step 4: Simplify right side
   50,338.88x = 2,097,053,256.91
5. Step 5: Solve for x
   x = 2,097,053,256.91/50,338.88
6. Step 6: Final answer
   x = 41,658.72