Finding the Fourth Proportional to 50,635.12, 69,880.56 and 27,976.10

Step by Step Solution

1. Step 1: Write the proportion equation
   50,635.12 : 69,880.56 = 27,976.10 : x
2. Step 2: Convert to fraction form
   50,635.12/69,880.56 = 27,976.10/x
3. Step 3: Cross multiply
   50,635.12x = 69,880.56 × 27,976.10
4. Step 4: Simplify right side
   50,635.12x = 1,954,985,534.62
5. Step 5: Solve for x
   x = 1,954,985,534.62/50,635.12
6. Step 6: Final answer
   x = 38,609.28