Finding the Fourth Proportional to 80,406.88, 110,969 and 46,416.48

Step by Step Solution

1. Step 1: Write the proportion equation
   80,406.88 : 110,969 = 46,416.48 : x
2. Step 2: Convert to fraction form
   80,406.88/110,969 = 46,416.48/x
3. Step 3: Cross multiply
   80,406.88x = 110,969 × 46,416.48
4. Step 4: Simplify right side
   80,406.88x = 5,150,790,369.12
5. Step 5: Solve for x
   x = 5,150,790,369.12/80,406.88
6. Step 6: Final answer
   x = 64,059.08