Finding the Fourth Proportional to 50,411.48, 69,571.86 and 29,191.12

Step by Step Solution

1. Step 1: Write the proportion equation
   50,411.48 : 69,571.86 = 29,191.12 : x
2. Step 2: Convert to fraction form
   50,411.48/69,571.86 = 29,191.12/x
3. Step 3: Cross multiply
   50,411.48x = 69,571.86 × 29,191.12
4. Step 4: Simplify right side
   50,411.48x = 2,030,880,513.88
5. Step 5: Solve for x
   x = 2,030,880,513.88/50,411.48
6. Step 6: Final answer
   x = 40,286.07