Finding the Fourth Proportional to 51,196.38, 70,648.73 and 28,537.84

Step by Step Solution

1. Step 1: Write the proportion equation
   51,196.38 : 70,648.73 = 28,537.84 : x
2. Step 2: Convert to fraction form
   51,196.38/70,648.73 = 28,537.84/x
3. Step 3: Cross multiply
   51,196.38x = 70,648.73 × 28,537.84
4. Step 4: Simplify right side
   51,196.38x = 2,016,162,010.25
5. Step 5: Solve for x
   x = 2,016,162,010.25/51,196.38
6. Step 6: Final answer
   x = 39,380.95