Finding the Fourth Proportional to 50,410.29, 69,558.06 and 28,896.08

Step by Step Solution

1. Step 1: Write the proportion equation
   50,410.29 : 69,558.06 = 28,896.08 : x
2. Step 2: Convert to fraction form
   50,410.29/69,558.06 = 28,896.08/x
3. Step 3: Cross multiply
   50,410.29x = 69,558.06 × 28,896.08
4. Step 4: Simplify right side
   50,410.29x = 2,009,954,918.61
5. Step 5: Solve for x
   x = 2,009,954,918.61/50,410.29
6. Step 6: Final answer
   x = 39,871.92