Finding the Fourth Proportional to 2,003.12, 3,003.06 and 704.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.12 : 3,003.06 = 704.48 : x
2. Step 2: Convert to fraction form
   2,003.12/3,003.06 = 704.48/x
3. Step 3: Cross multiply
   2,003.12x = 3,003.06 × 704.48
4. Step 4: Simplify right side
   2,003.12x = 2,115,595.71
5. Step 5: Solve for x
   x = 2,115,595.71/2,003.12
6. Step 6: Final answer
   x = 1,056.15