Finding the Fourth Proportional to 1,746.28, 2,410.50 and 1,685.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,746.28 : 2,410.50 = 1,685.80 : x
2. Step 2: Convert to fraction form
   1,746.28/2,410.50 = 1,685.80/x
3. Step 3: Cross multiply
   1,746.28x = 2,410.50 × 1,685.80
4. Step 4: Simplify right side
   1,746.28x = 4,063,620.90
5. Step 5: Solve for x
   x = 4,063,620.90/1,746.28
6. Step 6: Final answer
   x = 2,327.02