Finding the Fourth Proportional to 51,131.33, 76,732.01 and 17,851.38

Step by Step Solution

1. Step 1: Write the proportion equation
   51,131.33 : 76,732.01 = 17,851.38 : x
2. Step 2: Convert to fraction form
   51,131.33/76,732.01 = 17,851.38/x
3. Step 3: Cross multiply
   51,131.33x = 76,732.01 × 17,851.38
4. Step 4: Simplify right side
   51,131.33x = 1,369,772,179.42
5. Step 5: Solve for x
   x = 1,369,772,179.42/51,131.33
6. Step 6: Final answer
   x = 26,789.30