Finding the Third Proportional to 2,810.75 and 4,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810.75 : 4,371.50 = 4,371.50 : x
2. Step 2: Convert to fraction form
   2,810.75/4,371.50 = 4,371.50/x
3. Step 3: Cross multiply
   2,810.75x = 4,371.50 × 4,371.50
4. Step 4: Simplify right side
   2,810.75x = 19,110,012.25
5. Step 5: Solve for x
   x = 19,110,012.25/2,810.75
6. Step 6: Final answer
   x = 6,798.90