Finding the Fourth Proportional to 1,707.17, 2,562.53 and 1,513.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.17 : 2,562.53 = 1,513.40 : x
2. Step 2: Convert to fraction form
   1,707.17/2,562.53 = 1,513.40/x
3. Step 3: Cross multiply
   1,707.17x = 2,562.53 × 1,513.40
4. Step 4: Simplify right side
   1,707.17x = 3,878,112.52
5. Step 5: Solve for x
   x = 3,878,112.52/1,707.17
6. Step 6: Final answer
   x = 2,271.67