Finding the Fourth Proportional to 31,154.42, 42,992.97 and 17,007.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,154.42 : 42,992.97 = 17,007.34 : x
2. Step 2: Convert to fraction form
   31,154.42/42,992.97 = 17,007.34/x
3. Step 3: Cross multiply
   31,154.42x = 42,992.97 × 17,007.34
4. Step 4: Simplify right side
   31,154.42x = 731,196,058.40
5. Step 5: Solve for x
   x = 731,196,058.40/31,154.42
6. Step 6: Final answer
   x = 23,470.06