Finding the Fourth Proportional to 2,700.83, 3,725.86 and 1,581.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.83 : 3,725.86 = 1,581.07 : x
2. Step 2: Convert to fraction form
   2,700.83/3,725.86 = 1,581.07/x
3. Step 3: Cross multiply
   2,700.83x = 3,725.86 × 1,581.07
4. Step 4: Simplify right side
   2,700.83x = 5,890,832.20
5. Step 5: Solve for x
   x = 5,890,832.20/2,700.83
6. Step 6: Final answer
   x = 2,181.12