Finding the Fourth Proportional to 31,573.88, 47,102.02 and 30,715.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,573.88 : 47,102.02 = 30,715.82 : x
2. Step 2: Convert to fraction form
   31,573.88/47,102.02 = 30,715.82/x
3. Step 3: Cross multiply
   31,573.88x = 47,102.02 × 30,715.82
4. Step 4: Simplify right side
   31,573.88x = 1,446,777,167.96
5. Step 5: Solve for x
   x = 1,446,777,167.96/31,573.88
6. Step 6: Final answer
   x = 45,821.96