Finding the Fourth Proportional to 85,755.72, 118,357.54 and 49,966.94

Step by Step Solution

1. Step 1: Write the proportion equation
   85,755.72 : 118,357.54 = 49,966.94 : x
2. Step 2: Convert to fraction form
   85,755.72/118,357.54 = 49,966.94/x
3. Step 3: Cross multiply
   85,755.72x = 118,357.54 × 49,966.94
4. Step 4: Simplify right side
   85,755.72x = 5,913,964,099.73
5. Step 5: Solve for x
   x = 5,913,964,099.73/85,755.72
6. Step 6: Final answer
   x = 68,962.91