Finding the Fourth Proportional to 30,742.94, 42,426.57 and 17,314.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,742.94 : 42,426.57 = 17,314.96 : x
2. Step 2: Convert to fraction form
   30,742.94/42,426.57 = 17,314.96/x
3. Step 3: Cross multiply
   30,742.94x = 42,426.57 × 17,314.96
4. Step 4: Simplify right side
   30,742.94x = 734,614,362.49
5. Step 5: Solve for x
   x = 734,614,362.49/30,742.94
6. Step 6: Final answer
   x = 23,895.38