Finding the Fourth Proportional to 260,691.94, 359,753.61 and 141,459.94

Step by Step Solution

1. Step 1: Write the proportion equation
   260,691.94 : 359,753.61 = 141,459.94 : x
2. Step 2: Convert to fraction form
   260,691.94/359,753.61 = 141,459.94/x
3. Step 3: Cross multiply
   260,691.94x = 359,753.61 × 141,459.94
4. Step 4: Simplify right side
   260,691.94x = 50,890,724,085.38
5. Step 5: Solve for x
   x = 50,890,724,085.38/260,691.94
6. Step 6: Final answer
   x = 195,214.03