Finding the Fourth Proportional to 1,968.89, 2,714.54 and 1,613.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.89 : 2,714.54 = 1,613.52 : x
2. Step 2: Convert to fraction form
   1,968.89/2,714.54 = 1,613.52/x
3. Step 3: Cross multiply
   1,968.89x = 2,714.54 × 1,613.52
4. Step 4: Simplify right side
   1,968.89x = 4,379,956.51
5. Step 5: Solve for x
   x = 4,379,956.51/1,968.89
6. Step 6: Final answer
   x = 2,224.59