Finding the Fourth Proportional to 260,744.72, 359,827.86 and 141,512.72

Step by Step Solution

1. Step 1: Write the proportion equation
   260,744.72 : 359,827.86 = 141,512.72 : x
2. Step 2: Convert to fraction form
   260,744.72/359,827.86 = 141,512.72/x
3. Step 3: Cross multiply
   260,744.72x = 359,827.86 × 141,512.72
4. Step 4: Simplify right side
   260,744.72x = 50,920,219,200.38
5. Step 5: Solve for x
   x = 50,920,219,200.38/260,744.72
6. Step 6: Final answer
   x = 195,287.63