Finding the Fourth Proportional to 195,977.39, 270,158.83 and 152,908.07

Step by Step Solution

1. Step 1: Write the proportion equation
   195,977.39 : 270,158.83 = 152,908.07 : x
2. Step 2: Convert to fraction form
   195,977.39/270,158.83 = 152,908.07/x
3. Step 3: Cross multiply
   195,977.39x = 270,158.83 × 152,908.07
4. Step 4: Simplify right side
   195,977.39x = 41,309,463,555.69
5. Step 5: Solve for x
   x = 41,309,463,555.69/195,977.39
6. Step 6: Final answer
   x = 210,786.89