Finding the Third Proportional to 1,515,840 and 3,241,716

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,840 : 3,241,716 = 3,241,716 : x
2. Step 2: Convert to fraction form
   1,515,840/3,241,716 = 3,241,716/x
3. Step 3: Cross multiply
   1,515,840x = 3,241,716 × 3,241,716
4. Step 4: Simplify right side
   1,515,840x = 10,508,722,624,656
5. Step 5: Solve for x
   x = 10,508,722,624,656/1,515,840
6. Step 6: Final answer
   x = 6,932,606.76