Finding the Fourth Proportional to 23,042.43, 31,781.58 and 17,377.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,042.43 : 31,781.58 = 17,377.42 : x
2. Step 2: Convert to fraction form
   23,042.43/31,781.58 = 17,377.42/x
3. Step 3: Cross multiply
   23,042.43x = 31,781.58 × 17,377.42
4. Step 4: Simplify right side
   23,042.43x = 552,281,741.03
5. Step 5: Solve for x
   x = 552,281,741.03/23,042.43
6. Step 6: Final answer
   x = 23,968.03