Finding the Fourth Proportional to 80,414.36, 110,976.78 and 46,429.05

Step by Step Solution

1. Step 1: Write the proportion equation
   80,414.36 : 110,976.78 = 46,429.05 : x
2. Step 2: Convert to fraction form
   80,414.36/110,976.78 = 46,429.05/x
3. Step 3: Cross multiply
   80,414.36x = 110,976.78 × 46,429.05
4. Step 4: Simplify right side
   80,414.36x = 5,152,546,467.46
5. Step 5: Solve for x
   x = 5,152,546,467.46/80,414.36
6. Step 6: Final answer
   x = 64,074.95