Finding the Fourth Proportional to 51,302.27, 70,796.67 and 28,639.82

Step by Step Solution

1. Step 1: Write the proportion equation
   51,302.27 : 70,796.67 = 28,639.82 : x
2. Step 2: Convert to fraction form
   51,302.27/70,796.67 = 28,639.82/x
3. Step 3: Cross multiply
   51,302.27x = 70,796.67 × 28,639.82
4. Step 4: Simplify right side
   51,302.27x = 2,027,603,885.40
5. Step 5: Solve for x
   x = 2,027,603,885.40/51,302.27
6. Step 6: Final answer
   x = 39,522.69