Finding the Third Proportional to 1,528.72 and 2,248.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,528.72 : 2,248.22 = 2,248.22 : x
2. Step 2: Convert to fraction form
   1,528.72/2,248.22 = 2,248.22/x
3. Step 3: Cross multiply
   1,528.72x = 2,248.22 × 2,248.22
4. Step 4: Simplify right side
   1,528.72x = 5,054,513.89
5. Step 5: Solve for x
   x = 5,054,513.89/1,528.72
6. Step 6: Final answer
   x = 3,306.38