Finding the Fourth Proportional to 2,097.48, 3,146.56 and 710.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.48 : 3,146.56 = 710.90 : x
2. Step 2: Convert to fraction form
   2,097.48/3,146.56 = 710.90/x
3. Step 3: Cross multiply
   2,097.48x = 3,146.56 × 710.90
4. Step 4: Simplify right side
   2,097.48x = 2,236,889.50
5. Step 5: Solve for x
   x = 2,236,889.50/2,097.48
6. Step 6: Final answer
   x = 1,066.47