Finding the Fourth Proportional to 2,699.67, 3,725.51 and 1,581.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.67 : 3,725.51 = 1,581.18 : x
2. Step 2: Convert to fraction form
   2,699.67/3,725.51 = 1,581.18/x
3. Step 3: Cross multiply
   2,699.67x = 3,725.51 × 1,581.18
4. Step 4: Simplify right side
   2,699.67x = 5,890,701.90
5. Step 5: Solve for x
   x = 5,890,701.90/2,699.67
6. Step 6: Final answer
   x = 2,182.01