Finding the Third Proportional to 2,153.78 and 3,048.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153.78 : 3,048.89 = 3,048.89 : x
2. Step 2: Convert to fraction form
   2,153.78/3,048.89 = 3,048.89/x
3. Step 3: Cross multiply
   2,153.78x = 3,048.89 × 3,048.89
4. Step 4: Simplify right side
   2,153.78x = 9,295,734.04
5. Step 5: Solve for x
   x = 9,295,734.04/2,153.78
6. Step 6: Final answer
   x = 4,316.01