Finding the Fourth Proportional to 50,776.79, 69,998.51 and 35,622.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,776.79 : 69,998.51 = 35,622.50 : x
2. Step 2: Convert to fraction form
   50,776.79/69,998.51 = 35,622.50/x
3. Step 3: Cross multiply
   50,776.79x = 69,998.51 × 35,622.50
4. Step 4: Simplify right side
   50,776.79x = 2,493,521,661.54
5. Step 5: Solve for x
   x = 2,493,521,661.54/50,776.79
6. Step 6: Final answer
   x = 49,107.51