Finding the Fourth Proportional to 140,493.54, 193,886.42 and 80,073.72

Step by Step Solution

1. Step 1: Write the proportion equation
   140,493.54 : 193,886.42 = 80,073.72 : x
2. Step 2: Convert to fraction form
   140,493.54/193,886.42 = 80,073.72/x
3. Step 3: Cross multiply
   140,493.54x = 193,886.42 × 80,073.72
4. Step 4: Simplify right side
   140,493.54x = 15,525,206,906.88
5. Step 5: Solve for x
   x = 15,525,206,906.88/140,493.54
6. Step 6: Final answer
   x = 110,504.77