Finding the Fourth Proportional to 30,726.74, 42,402.38 and 17,297.94

Step by Step Solution

1. Step 1: Write the proportion equation
   30,726.74 : 42,402.38 = 17,297.94 : x
2. Step 2: Convert to fraction form
   30,726.74/42,402.38 = 17,297.94/x
3. Step 3: Cross multiply
   30,726.74x = 42,402.38 × 17,297.94
4. Step 4: Simplify right side
   30,726.74x = 733,473,825.10
5. Step 5: Solve for x
   x = 733,473,825.10/30,726.74
6. Step 6: Final answer
   x = 23,870.86