Finding the Fourth Proportional to 1,710.17, 2,551.83 and 1,605.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,710.17 : 2,551.83 = 1,605.68 : x
2. Step 2: Convert to fraction form
   1,710.17/2,551.83 = 1,605.68/x
3. Step 3: Cross multiply
   1,710.17x = 2,551.83 × 1,605.68
4. Step 4: Simplify right side
   1,710.17x = 4,097,422.39
5. Step 5: Solve for x
   x = 4,097,422.39/1,710.17
6. Step 6: Final answer
   x = 2,395.92