Finding the Third Proportional to 1,345 and 2,008.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345 : 2,008.50 = 2,008.50 : x
2. Step 2: Convert to fraction form
   1,345/2,008.50 = 2,008.50/x
3. Step 3: Cross multiply
   1,345x = 2,008.50 × 2,008.50
4. Step 4: Simplify right side
   1,345x = 4,034,072.25
5. Step 5: Solve for x
   x = 4,034,072.25/1,345
6. Step 6: Final answer
   x = 2,999.31