Finding the Fourth Proportional to 195,978.01, 270,159.69 and 152,908.69

Step by Step Solution

1. Step 1: Write the proportion equation
   195,978.01 : 270,159.69 = 152,908.69 : x
2. Step 2: Convert to fraction form
   195,978.01/270,159.69 = 152,908.69/x
3. Step 3: Cross multiply
   195,978.01x = 270,159.69 × 152,908.69
4. Step 4: Simplify right side
   195,978.01x = 41,309,764,288.71
5. Step 5: Solve for x
   x = 41,309,764,288.71/195,978.01
6. Step 6: Final answer
   x = 210,787.75