Finding the Fourth Proportional to 51,032, 70,424.52 and 28,676

Step by Step Solution

1. Step 1: Write the proportion equation
   51,032 : 70,424.52 = 28,676 : x
2. Step 2: Convert to fraction form
   51,032/70,424.52 = 28,676/x
3. Step 3: Cross multiply
   51,032x = 70,424.52 × 28,676
4. Step 4: Simplify right side
   51,032x = 2,019,493,535.52
5. Step 5: Solve for x
   x = 2,019,493,535.52/51,032
6. Step 6: Final answer
   x = 39,573.08