Finding the Fourth Proportional to 50,601.30, 70,945.50 and 50,601.30

Step by Step Solution

1. Step 1: Write the proportion equation
   50,601.30 : 70,945.50 = 50,601.30 : x
2. Step 2: Convert to fraction form
   50,601.30/70,945.50 = 50,601.30/x
3. Step 3: Cross multiply
   50,601.30x = 70,945.50 × 50,601.30
4. Step 4: Simplify right side
   50,601.30x = 3,589,934,529.15
5. Step 5: Solve for x
   x = 3,589,934,529.15/50,601.30
6. Step 6: Final answer
   x = 70,945.50