Finding the Third Proportional to 1,309,468 and 2,819,168

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,468 : 2,819,168 = 2,819,168 : x
2. Step 2: Convert to fraction form
   1,309,468/2,819,168 = 2,819,168/x
3. Step 3: Cross multiply
   1,309,468x = 2,819,168 × 2,819,168
4. Step 4: Simplify right side
   1,309,468x = 7,947,708,212,224
5. Step 5: Solve for x
   x = 7,947,708,212,224/1,309,468
6. Step 6: Final answer
   x = 6,069,417.67