Finding the Fourth Proportional to 50,290.21, 69,401.72 and 27,630.67

Step by Step Solution

1. Step 1: Write the proportion equation
   50,290.21 : 69,401.72 = 27,630.67 : x
2. Step 2: Convert to fraction form
   50,290.21/69,401.72 = 27,630.67/x
3. Step 3: Cross multiply
   50,290.21x = 69,401.72 × 27,630.67
4. Step 4: Simplify right side
   50,290.21x = 1,917,616,022.75
5. Step 5: Solve for x
   x = 1,917,616,022.75/50,290.21
6. Step 6: Final answer
   x = 38,131.00