Finding the Fourth Proportional to 195,674.01, 270,573.69 and 155,317.71

Step by Step Solution

1. Step 1: Write the proportion equation
   195,674.01 : 270,573.69 = 155,317.71 : x
2. Step 2: Convert to fraction form
   195,674.01/270,573.69 = 155,317.71/x
3. Step 3: Cross multiply
   195,674.01x = 270,573.69 × 155,317.71
4. Step 4: Simplify right side
   195,674.01x = 42,024,885,917.05
5. Step 5: Solve for x
   x = 42,024,885,917.05/195,674.01
6. Step 6: Final answer
   x = 214,769.89