Finding the Fourth Proportional to 2,174.01, 3,260.31 and 712.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.01 : 3,260.31 = 712.82 : x
2. Step 2: Convert to fraction form
   2,174.01/3,260.31 = 712.82/x
3. Step 3: Cross multiply
   2,174.01x = 3,260.31 × 712.82
4. Step 4: Simplify right side
   2,174.01x = 2,323,997.87
5. Step 5: Solve for x
   x = 2,323,997.87/2,174.01
6. Step 6: Final answer
   x = 1,068.99