Finding the Fourth Proportional to 80,803.70, 111,478.82 and 46,799.79

Step by Step Solution

1. Step 1: Write the proportion equation
   80,803.70 : 111,478.82 = 46,799.79 : x
2. Step 2: Convert to fraction form
   80,803.70/111,478.82 = 46,799.79/x
3. Step 3: Cross multiply
   80,803.70x = 111,478.82 × 46,799.79
4. Step 4: Simplify right side
   80,803.70x = 5,217,185,131.45
5. Step 5: Solve for x
   x = 5,217,185,131.45/80,803.70
6. Step 6: Final answer
   x = 64,566.17