Finding the Third Proportional to 2,610,309.38 and 5,620,496.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610,309.38 : 5,620,496.63 = 5,620,496.63 : x
2. Step 2: Convert to fraction form
   2,610,309.38/5,620,496.63 = 5,620,496.63/x
3. Step 3: Cross multiply
   2,610,309.38x = 5,620,496.63 × 5,620,496.63
4. Step 4: Simplify right side
   2,610,309.38x = 31,589,982,311,636.39
5. Step 5: Solve for x
   x = 31,589,982,311,636.39/2,610,309.38
6. Step 6: Final answer
   x = 12,102,006.99