Finding the Fourth Proportional to 1,342.53, 2,017.89 and 1,313.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342.53 : 2,017.89 = 1,313.82 : x
2. Step 2: Convert to fraction form
   1,342.53/2,017.89 = 1,313.82/x
3. Step 3: Cross multiply
   1,342.53x = 2,017.89 × 1,313.82
4. Step 4: Simplify right side
   1,342.53x = 2,651,144.24
5. Step 5: Solve for x
   x = 2,651,144.24/1,342.53
6. Step 6: Final answer
   x = 1,974.74