Finding the Fourth Proportional to 51,196.33, 76,789.30 and 13,751.54

Step by Step Solution

1. Step 1: Write the proportion equation
   51,196.33 : 76,789.30 = 13,751.54 : x
2. Step 2: Convert to fraction form
   51,196.33/76,789.30 = 13,751.54/x
3. Step 3: Cross multiply
   51,196.33x = 76,789.30 × 13,751.54
4. Step 4: Simplify right side
   51,196.33x = 1,055,971,130.52
5. Step 5: Solve for x
   x = 1,055,971,130.52/51,196.33
6. Step 6: Final answer
   x = 20,625.91