Finding the Fourth Proportional to 1,707.95, 2,357.46 and 1,118.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.95 : 2,357.46 = 1,118.52 : x
2. Step 2: Convert to fraction form
   1,707.95/2,357.46 = 1,118.52/x
3. Step 3: Cross multiply
   1,707.95x = 2,357.46 × 1,118.52
4. Step 4: Simplify right side
   1,707.95x = 2,636,866.16
5. Step 5: Solve for x
   x = 2,636,866.16/1,707.95
6. Step 6: Final answer
   x = 1,543.88