Finding the Fourth Proportional to 2,001.62, 2,997.12 and 1,609.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001.62 : 2,997.12 = 1,609.76 : x
2. Step 2: Convert to fraction form
   2,001.62/2,997.12 = 1,609.76/x
3. Step 3: Cross multiply
   2,001.62x = 2,997.12 × 1,609.76
4. Step 4: Simplify right side
   2,001.62x = 4,824,643.89
5. Step 5: Solve for x
   x = 4,824,643.89/2,001.62
6. Step 6: Final answer
   x = 2,410.37