Finding the Fourth Proportional to 31,222.34, 43,087.16 and 17,074.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,222.34 : 43,087.16 = 17,074.88 : x
2. Step 2: Convert to fraction form
   31,222.34/43,087.16 = 17,074.88/x
3. Step 3: Cross multiply
   31,222.34x = 43,087.16 × 17,074.88
4. Step 4: Simplify right side
   31,222.34x = 735,707,913.79
5. Step 5: Solve for x
   x = 735,707,913.79/31,222.34
6. Step 6: Final answer
   x = 23,563.51