Finding the Fourth Proportional to 30,657.82, 42,309.73 and 17,047.39

Step by Step Solution

1. Step 1: Write the proportion equation
   30,657.82 : 42,309.73 = 17,047.39 : x
2. Step 2: Convert to fraction form
   30,657.82/42,309.73 = 17,047.39/x
3. Step 3: Cross multiply
   30,657.82x = 42,309.73 × 17,047.39
4. Step 4: Simplify right side
   30,657.82x = 721,270,256.56
5. Step 5: Solve for x
   x = 721,270,256.56/30,657.82
6. Step 6: Final answer
   x = 23,526.47