Finding the Fourth Proportional to 2,167.60, 3,250.57 and 1,710.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167.60 : 3,250.57 = 1,710.76 : x
2. Step 2: Convert to fraction form
   2,167.60/3,250.57 = 1,710.76/x
3. Step 3: Cross multiply
   2,167.60x = 3,250.57 × 1,710.76
4. Step 4: Simplify right side
   2,167.60x = 5,560,945.13
5. Step 5: Solve for x
   x = 5,560,945.13/2,167.60
6. Step 6: Final answer
   x = 2,565.48