Finding the Fourth Proportional to 31,915.42, 44,023.92 and 19,968.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,915.42 : 44,023.92 = 19,968.94 : x
2. Step 2: Convert to fraction form
   31,915.42/44,023.92 = 19,968.94/x
3. Step 3: Cross multiply
   31,915.42x = 44,023.92 × 19,968.94
4. Step 4: Simplify right side
   31,915.42x = 879,111,017.04
5. Step 5: Solve for x
   x = 879,111,017.04/31,915.42
6. Step 6: Final answer
   x = 27,545.02