Finding the Fourth Proportional to 50,973.24, 70,308.78 and 31,101.24

Step by Step Solution

1. Step 1: Write the proportion equation
   50,973.24 : 70,308.78 = 31,101.24 : x
2. Step 2: Convert to fraction form
   50,973.24/70,308.78 = 31,101.24/x
3. Step 3: Cross multiply
   50,973.24x = 70,308.78 × 31,101.24
4. Step 4: Simplify right side
   50,973.24x = 2,186,690,240.89
5. Step 5: Solve for x
   x = 2,186,690,240.89/50,973.24
6. Step 6: Final answer
   x = 42,898.79