Finding the Fourth Proportional to 50,314.13, 69,380.30 and 42,242.22

Step by Step Solution

1. Step 1: Write the proportion equation
   50,314.13 : 69,380.30 = 42,242.22 : x
2. Step 2: Convert to fraction form
   50,314.13/69,380.30 = 42,242.22/x
3. Step 3: Cross multiply
   50,314.13x = 69,380.30 × 42,242.22
4. Step 4: Simplify right side
   50,314.13x = 2,930,777,338.15
5. Step 5: Solve for x
   x = 2,930,777,338.15/50,314.13
6. Step 6: Final answer
   x = 58,249.59