Finding the Fourth Proportional to 260,401.50, 359,356.23 and 141,169.50

Step by Step Solution

1. Step 1: Write the proportion equation
   260,401.50 : 359,356.23 = 141,169.50 : x
2. Step 2: Convert to fraction form
   260,401.50/359,356.23 = 141,169.50/x
3. Step 3: Cross multiply
   260,401.50x = 359,356.23 × 141,169.50
4. Step 4: Simplify right side
   260,401.50x = 50,730,139,310.99
5. Step 5: Solve for x
   x = 50,730,139,310.99/260,401.50
6. Step 6: Final answer
   x = 194,815.08