Finding the Fourth Proportional to 79,185.09, 109,311.89 and 46,917.57

Step by Step Solution

1. Step 1: Write the proportion equation
   79,185.09 : 109,311.89 = 46,917.57 : x
2. Step 2: Convert to fraction form
   79,185.09/109,311.89 = 46,917.57/x
3. Step 3: Cross multiply
   79,185.09x = 109,311.89 × 46,917.57
4. Step 4: Simplify right side
   79,185.09x = 5,128,648,016.32
5. Step 5: Solve for x
   x = 5,128,648,016.32/79,185.09
6. Step 6: Final answer
   x = 64,767.85