Finding the Fourth Proportional to 2,567.88, 3,547.56 and 1,685.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567.88 : 3,547.56 = 1,685.76 : x
2. Step 2: Convert to fraction form
   2,567.88/3,547.56 = 1,685.76/x
3. Step 3: Cross multiply
   2,567.88x = 3,547.56 × 1,685.76
4. Step 4: Simplify right side
   2,567.88x = 5,980,334.75
5. Step 5: Solve for x
   x = 5,980,334.75/2,567.88
6. Step 6: Final answer
   x = 2,328.90