Finding the Fourth Proportional to 2,168.48, 2,992.56 and 1,237.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168.48 : 2,992.56 = 1,237.04 : x
2. Step 2: Convert to fraction form
   2,168.48/2,992.56 = 1,237.04/x
3. Step 3: Cross multiply
   2,168.48x = 2,992.56 × 1,237.04
4. Step 4: Simplify right side
   2,168.48x = 3,701,916.42
5. Step 5: Solve for x
   x = 3,701,916.42/2,168.48
6. Step 6: Final answer
   x = 1,707.15