Finding the Fourth Proportional to 80,568.05, 111,178.32 and 46,549.88

Step by Step Solution

1. Step 1: Write the proportion equation
   80,568.05 : 111,178.32 = 46,549.88 : x
2. Step 2: Convert to fraction form
   80,568.05/111,178.32 = 46,549.88/x
3. Step 3: Cross multiply
   80,568.05x = 111,178.32 × 46,549.88
4. Step 4: Simplify right side
   80,568.05x = 5,175,336,898.71
5. Step 5: Solve for x
   x = 5,175,336,898.71/80,568.05
6. Step 6: Final answer
   x = 64,235.60