Finding the Fourth Proportional to 50,801.50, 70,108.56 and 30,658.03

Step by Step Solution

1. Step 1: Write the proportion equation
   50,801.50 : 70,108.56 = 30,658.03 : x
2. Step 2: Convert to fraction form
   50,801.50/70,108.56 = 30,658.03/x
3. Step 3: Cross multiply
   50,801.50x = 70,108.56 × 30,658.03
4. Step 4: Simplify right side
   50,801.50x = 2,149,390,335.74
5. Step 5: Solve for x
   x = 2,149,390,335.74/50,801.50
6. Step 6: Final answer
   x = 42,309.58