Finding the Fourth Proportional to 2,185.15, 3,275.62 and 1,402.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.15 : 3,275.62 = 1,402.96 : x
2. Step 2: Convert to fraction form
   2,185.15/3,275.62 = 1,402.96/x
3. Step 3: Cross multiply
   2,185.15x = 3,275.62 × 1,402.96
4. Step 4: Simplify right side
   2,185.15x = 4,595,563.84
5. Step 5: Solve for x
   x = 4,595,563.84/2,185.15
6. Step 6: Final answer
   x = 2,103.09