Finding the Fourth Proportional to 50,155.72, 69,230.14 and 28,948.84

Step by Step Solution

1. Step 1: Write the proportion equation
   50,155.72 : 69,230.14 = 28,948.84 : x
2. Step 2: Convert to fraction form
   50,155.72/69,230.14 = 28,948.84/x
3. Step 3: Cross multiply
   50,155.72x = 69,230.14 × 28,948.84
4. Step 4: Simplify right side
   50,155.72x = 2,004,132,246.04
5. Step 5: Solve for x
   x = 2,004,132,246.04/50,155.72
6. Step 6: Final answer
   x = 39,958.20