Finding the Fourth Proportional to 2,097.95, 3,147.17 and 711.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.95 : 3,147.17 = 711.50 : x
2. Step 2: Convert to fraction form
   2,097.95/3,147.17 = 711.50/x
3. Step 3: Cross multiply
   2,097.95x = 3,147.17 × 711.50
4. Step 4: Simplify right side
   2,097.95x = 2,239,192.16
5. Step 5: Solve for x
   x = 2,239,192.16/2,097.95
6. Step 6: Final answer
   x = 1,067.33