Finding the Third Proportional to 1,239 and 1,851.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239 : 1,851.94 = 1,851.94 : x
2. Step 2: Convert to fraction form
   1,239/1,851.94 = 1,851.94/x
3. Step 3: Cross multiply
   1,239x = 1,851.94 × 1,851.94
4. Step 4: Simplify right side
   1,239x = 3,429,672.50
5. Step 5: Solve for x
   x = 3,429,672.50/1,239
6. Step 6: Final answer
   x = 2,768.10