Finding the Fourth Proportional to 50,301.42, 69,421.98 and 30,169.38

Step by Step Solution

1. Step 1: Write the proportion equation
   50,301.42 : 69,421.98 = 30,169.38 : x
2. Step 2: Convert to fraction form
   50,301.42/69,421.98 = 30,169.38/x
3. Step 3: Cross multiply
   50,301.42x = 69,421.98 × 30,169.38
4. Step 4: Simplify right side
   50,301.42x = 2,094,418,094.97
5. Step 5: Solve for x
   x = 2,094,418,094.97/50,301.42
6. Step 6: Final answer
   x = 41,637.36