Finding the Fourth Proportional to 2,002.12, 3,001.56 and 703.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.12 : 3,001.56 = 703.48 : x
2. Step 2: Convert to fraction form
   2,002.12/3,001.56 = 703.48/x
3. Step 3: Cross multiply
   2,002.12x = 3,001.56 × 703.48
4. Step 4: Simplify right side
   2,002.12x = 2,111,537.43
5. Step 5: Solve for x
   x = 2,111,537.43/2,002.12
6. Step 6: Final answer
   x = 1,054.65