Finding the Fourth Proportional to 67,792.48, 101,500.90 and 51,101.92

Step by Step Solution

1. Step 1: Write the proportion equation
   67,792.48 : 101,500.90 = 51,101.92 : x
2. Step 2: Convert to fraction form
   67,792.48/101,500.90 = 51,101.92/x
3. Step 3: Cross multiply
   67,792.48x = 101,500.90 × 51,101.92
4. Step 4: Simplify right side
   67,792.48x = 5,186,890,871.73
5. Step 5: Solve for x
   x = 5,186,890,871.73/67,792.48
6. Step 6: Final answer
   x = 76,511.30