Finding the Fourth Proportional to 256,594.46, 354,094.81 and 141,868.69

Step by Step Solution

1. Step 1: Write the proportion equation
   256,594.46 : 354,094.81 = 141,868.69 : x
2. Step 2: Convert to fraction form
   256,594.46/354,094.81 = 141,868.69/x
3. Step 3: Cross multiply
   256,594.46x = 354,094.81 × 141,868.69
4. Step 4: Simplify right side
   256,594.46x = 50,234,965,590.59
5. Step 5: Solve for x
   x = 50,234,965,590.59/256,594.46
6. Step 6: Final answer
   x = 195,775.73