Finding the Fourth Proportional to 31,981.48, 47,650.67 and 30,193

Step by Step Solution

1. Step 1: Write the proportion equation
   31,981.48 : 47,650.67 = 30,193 : x
2. Step 2: Convert to fraction form
   31,981.48/47,650.67 = 30,193/x
3. Step 3: Cross multiply
   31,981.48x = 47,650.67 × 30,193
4. Step 4: Simplify right side
   31,981.48x = 1,438,716,679.31
5. Step 5: Solve for x
   x = 1,438,716,679.31/31,981.48
6. Step 6: Final answer
   x = 44,985.93