Finding the Fourth Proportional to 31,520.22, 47,310.18 and 23,174.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,520.22 : 47,310.18 = 23,174.82 : x
2. Step 2: Convert to fraction form
   31,520.22/47,310.18 = 23,174.82/x
3. Step 3: Cross multiply
   31,520.22x = 47,310.18 × 23,174.82
4. Step 4: Simplify right side
   31,520.22x = 1,096,404,905.67
5. Step 5: Solve for x
   x = 1,096,404,905.67/31,520.22
6. Step 6: Final answer
   x = 34,784.18