Finding the Fourth Proportional to 50,421.40, 69,573.67 and 29,196.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,421.40 : 69,573.67 = 29,196.56 : x
2. Step 2: Convert to fraction form
   50,421.40/69,573.67 = 29,196.56/x
3. Step 3: Cross multiply
   50,421.40x = 69,573.67 × 29,196.56
4. Step 4: Simplify right side
   50,421.40x = 2,031,311,931.52
5. Step 5: Solve for x
   x = 2,031,311,931.52/50,421.40
6. Step 6: Final answer
   x = 40,286.70