Finding the Fourth Proportional to 31,741.89, 47,548.24 and 20,614.84

Step by Step Solution

1. Step 1: Write the proportion equation
   31,741.89 : 47,548.24 = 20,614.84 : x
2. Step 2: Convert to fraction form
   31,741.89/47,548.24 = 20,614.84/x
3. Step 3: Cross multiply
   31,741.89x = 47,548.24 × 20,614.84
4. Step 4: Simplify right side
   31,741.89x = 980,199,359.88
5. Step 5: Solve for x
   x = 980,199,359.88/31,741.89
6. Step 6: Final answer
   x = 30,880.31