Finding the Fourth Proportional to 256,097.13, 353,404.77 and 141,373.31

Step by Step Solution

1. Step 1: Write the proportion equation
   256,097.13 : 353,404.77 = 141,373.31 : x
2. Step 2: Convert to fraction form
   256,097.13/353,404.77 = 141,373.31/x
3. Step 3: Cross multiply
   256,097.13x = 353,404.77 × 141,373.31
4. Step 4: Simplify right side
   256,097.13x = 49,962,002,104.69
5. Step 5: Solve for x
   x = 49,962,002,104.69/256,097.13
6. Step 6: Final answer
   x = 195,090.05