Finding the Fourth Proportional to 2,164.56, 2,987.16 and 1,233

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.56 : 2,987.16 = 1,233 : x
2. Step 2: Convert to fraction form
   2,164.56/2,987.16 = 1,233/x
3. Step 3: Cross multiply
   2,164.56x = 2,987.16 × 1,233
4. Step 4: Simplify right side
   2,164.56x = 3,683,168.28
5. Step 5: Solve for x
   x = 3,683,168.28/2,164.56
6. Step 6: Final answer
   x = 1,701.58