Finding the Fourth Proportional to 31,373.22, 43,297.72 and 17,228.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,373.22 : 43,297.72 = 17,228.82 : x
2. Step 2: Convert to fraction form
   31,373.22/43,297.72 = 17,228.82/x
3. Step 3: Cross multiply
   31,373.22x = 43,297.72 × 17,228.82
4. Step 4: Simplify right side
   31,373.22x = 745,968,624.29
5. Step 5: Solve for x
   x = 745,968,624.29/31,373.22
6. Step 6: Final answer
   x = 23,777.24