Finding the Fourth Proportional to 50,383.02, 69,499.69 and 31,487.34

Step by Step Solution

1. Step 1: Write the proportion equation
   50,383.02 : 69,499.69 = 31,487.34 : x
2. Step 2: Convert to fraction form
   50,383.02/69,499.69 = 31,487.34/x
3. Step 3: Cross multiply
   50,383.02x = 69,499.69 × 31,487.34
4. Step 4: Simplify right side
   50,383.02x = 2,188,360,668.91
5. Step 5: Solve for x
   x = 2,188,360,668.91/50,383.02
6. Step 6: Final answer
   x = 43,434.48