Finding the Fourth Proportional to 260,740.72, 359,822.34 and 141,508.72

Step by Step Solution

1. Step 1: Write the proportion equation
   260,740.72 : 359,822.34 = 141,508.72 : x
2. Step 2: Convert to fraction form
   260,740.72/359,822.34 = 141,508.72/x
3. Step 3: Cross multiply
   260,740.72x = 359,822.34 × 141,508.72
4. Step 4: Simplify right side
   260,740.72x = 50,917,998,760.80
5. Step 5: Solve for x
   x = 50,917,998,760.80/260,740.72
6. Step 6: Final answer
   x = 195,282.11