Finding the Fourth Proportional to 31,173.69, 43,019.92 and 17,026.53

Step by Step Solution

1. Step 1: Write the proportion equation
   31,173.69 : 43,019.92 = 17,026.53 : x
2. Step 2: Convert to fraction form
   31,173.69/43,019.92 = 17,026.53/x
3. Step 3: Cross multiply
   31,173.69x = 43,019.92 × 17,026.53
4. Step 4: Simplify right side
   31,173.69x = 732,479,873.34
5. Step 5: Solve for x
   x = 732,479,873.34/31,173.69
6. Step 6: Final answer
   x = 23,496.73