Finding the Fourth Proportional to 2,547.96, 3,516.78 and 1,662.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.96 : 3,516.78 = 1,662.22 : x
2. Step 2: Convert to fraction form
   2,547.96/3,516.78 = 1,662.22/x
3. Step 3: Cross multiply
   2,547.96x = 3,516.78 × 1,662.22
4. Step 4: Simplify right side
   2,547.96x = 5,845,662.05
5. Step 5: Solve for x
   x = 5,845,662.05/2,547.96
6. Step 6: Final answer
   x = 2,294.25