Finding the Fourth Proportional to 31,771.34, 47,643.15 and 10,707.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,771.34 : 47,643.15 = 10,707.46 : x
2. Step 2: Convert to fraction form
   31,771.34/47,643.15 = 10,707.46/x
3. Step 3: Cross multiply
   31,771.34x = 47,643.15 × 10,707.46
4. Step 4: Simplify right side
   31,771.34x = 510,137,003.79
5. Step 5: Solve for x
   x = 510,137,003.79/31,771.34
6. Step 6: Final answer
   x = 16,056.52