Finding the Third Proportional to 1,540.72 and 2,308.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540.72 : 2,308.43 = 2,308.43 : x
2. Step 2: Convert to fraction form
   1,540.72/2,308.43 = 2,308.43/x
3. Step 3: Cross multiply
   1,540.72x = 2,308.43 × 2,308.43
4. Step 4: Simplify right side
   1,540.72x = 5,328,847.62
5. Step 5: Solve for x
   x = 5,328,847.62/1,540.72
6. Step 6: Final answer
   x = 3,458.67