Finding the Fourth Proportional to 2,058.16, 3,082.56 and 1,712.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.16 : 3,082.56 = 1,712.56 : x
2. Step 2: Convert to fraction form
   2,058.16/3,082.56 = 1,712.56/x
3. Step 3: Cross multiply
   2,058.16x = 3,082.56 × 1,712.56
4. Step 4: Simplify right side
   2,058.16x = 5,279,068.95
5. Step 5: Solve for x
   x = 5,279,068.95/2,058.16
6. Step 6: Final answer
   x = 2,564.95