Finding the Fourth Proportional to 80,078.76, 110,501.28 and 46,078.20

Step by Step Solution

1. Step 1: Write the proportion equation
   80,078.76 : 110,501.28 = 46,078.20 : x
2. Step 2: Convert to fraction form
   80,078.76/110,501.28 = 46,078.20/x
3. Step 3: Cross multiply
   80,078.76x = 110,501.28 × 46,078.20
4. Step 4: Simplify right side
   80,078.76x = 5,091,700,080.10
5. Step 5: Solve for x
   x = 5,091,700,080.10/80,078.76
6. Step 6: Final answer
   x = 63,583.65