Finding the Fourth Proportional to 2,165.72, 3,248.76 and 704.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165.72 : 3,248.76 = 704.84 : x
2. Step 2: Convert to fraction form
   2,165.72/3,248.76 = 704.84/x
3. Step 3: Cross multiply
   2,165.72x = 3,248.76 × 704.84
4. Step 4: Simplify right side
   2,165.72x = 2,289,856.00
5. Step 5: Solve for x
   x = 2,289,856.00/2,165.72
6. Step 6: Final answer
   x = 1,057.32