Finding the Fourth Proportional to 2,997.62, 4,494.78 and 1,242.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,997.62 : 4,494.78 = 1,242.14 : x
2. Step 2: Convert to fraction form
   2,997.62/4,494.78 = 1,242.14/x
3. Step 3: Cross multiply
   2,997.62x = 4,494.78 × 1,242.14
4. Step 4: Simplify right side
   2,997.62x = 5,583,146.03
5. Step 5: Solve for x
   x = 5,583,146.03/2,997.62
6. Step 6: Final answer
   x = 1,862.53