Finding the Fourth Proportional to 85,604.58, 118,105.56 and 49,765.32

Step by Step Solution

1. Step 1: Write the proportion equation
   85,604.58 : 118,105.56 = 49,765.32 : x
2. Step 2: Convert to fraction form
   85,604.58/118,105.56 = 49,765.32/x
3. Step 3: Cross multiply
   85,604.58x = 118,105.56 × 49,765.32
4. Step 4: Simplify right side
   85,604.58x = 5,877,560,987.18
5. Step 5: Solve for x
   x = 5,877,560,987.18/85,604.58
6. Step 6: Final answer
   x = 68,659.42