Finding the Fourth Proportional to 49,864.60, 69,104.27 and 48,918.38

Step by Step Solution

1. Step 1: Write the proportion equation
   49,864.60 : 69,104.27 = 48,918.38 : x
2. Step 2: Convert to fraction form
   49,864.60/69,104.27 = 48,918.38/x
3. Step 3: Cross multiply
   49,864.60x = 69,104.27 × 48,918.38
4. Step 4: Simplify right side
   49,864.60x = 3,380,468,694.89
5. Step 5: Solve for x
   x = 3,380,468,694.89/49,864.60
6. Step 6: Final answer
   x = 67,792.96