Finding the Fourth Proportional to 80,442.29, 111,026.51 and 46,456.31

Step by Step Solution

1. Step 1: Write the proportion equation
   80,442.29 : 111,026.51 = 46,456.31 : x
2. Step 2: Convert to fraction form
   80,442.29/111,026.51 = 46,456.31/x
3. Step 3: Cross multiply
   80,442.29x = 111,026.51 × 46,456.31
4. Step 4: Simplify right side
   80,442.29x = 5,157,881,966.78
5. Step 5: Solve for x
   x = 5,157,881,966.78/80,442.29
6. Step 6: Final answer
   x = 64,119.03