Finding the Fourth Proportional to 38,456.84, 57,665.27 and 17,386.81

Step by Step Solution

1. Step 1: Write the proportion equation
   38,456.84 : 57,665.27 = 17,386.81 : x
2. Step 2: Convert to fraction form
   38,456.84/57,665.27 = 17,386.81/x
3. Step 3: Cross multiply
   38,456.84x = 57,665.27 × 17,386.81
4. Step 4: Simplify right side
   38,456.84x = 1,002,614,992.39
5. Step 5: Solve for x
   x = 1,002,614,992.39/38,456.84
6. Step 6: Final answer
   x = 26,071.17