Finding the Fourth Proportional to 2,038.02, 2,812.04 and 1,198.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.02 : 2,812.04 = 1,198.86 : x
2. Step 2: Convert to fraction form
   2,038.02/2,812.04 = 1,198.86/x
3. Step 3: Cross multiply
   2,038.02x = 2,812.04 × 1,198.86
4. Step 4: Simplify right side
   2,038.02x = 3,371,242.27
5. Step 5: Solve for x
   x = 3,371,242.27/2,038.02
6. Step 6: Final answer
   x = 1,654.18