Finding the Fourth Proportional to 50,431.05, 69,595.37 and 27,772.15

Step by Step Solution

1. Step 1: Write the proportion equation
   50,431.05 : 69,595.37 = 27,772.15 : x
2. Step 2: Convert to fraction form
   50,431.05/69,595.37 = 27,772.15/x
3. Step 3: Cross multiply
   50,431.05x = 69,595.37 × 27,772.15
4. Step 4: Simplify right side
   50,431.05x = 1,932,812,742.10
5. Step 5: Solve for x
   x = 1,932,812,742.10/50,431.05
6. Step 6: Final answer
   x = 38,325.85