Finding the Fourth Proportional to 2,056.03, 2,837.33 and 1,172.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056.03 : 2,837.33 = 1,172.02 : x
2. Step 2: Convert to fraction form
   2,056.03/2,837.33 = 1,172.02/x
3. Step 3: Cross multiply
   2,056.03x = 2,837.33 × 1,172.02
4. Step 4: Simplify right side
   2,056.03x = 3,325,404.27
5. Step 5: Solve for x
   x = 3,325,404.27/2,056.03
6. Step 6: Final answer
   x = 1,617.39