Finding the Third Proportional to 2,973 and 7,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973 : 7,810.50 = 7,810.50 : x
2. Step 2: Convert to fraction form
   2,973/7,810.50 = 7,810.50/x
3. Step 3: Cross multiply
   2,973x = 7,810.50 × 7,810.50
4. Step 4: Simplify right side
   2,973x = 61,003,910.25
5. Step 5: Solve for x
   x = 61,003,910.25/2,973
6. Step 6: Final answer
   x = 20,519.31