Finding the Fourth Proportional to 50,136.89, 69,186.87 and 29,981.88

Step by Step Solution

1. Step 1: Write the proportion equation
   50,136.89 : 69,186.87 = 29,981.88 : x
2. Step 2: Convert to fraction form
   50,136.89/69,186.87 = 29,981.88/x
3. Step 3: Cross multiply
   50,136.89x = 69,186.87 × 29,981.88
4. Step 4: Simplify right side
   50,136.89x = 2,074,352,433.92
5. Step 5: Solve for x
   x = 2,074,352,433.92/50,136.89
6. Step 6: Final answer
   x = 41,373.78