Finding the Third Proportional to 3,242,643 and 7,039,110

Step by Step Solution

1. Step 1: Write the proportion equation
   3,242,643 : 7,039,110 = 7,039,110 : x
2. Step 2: Convert to fraction form
   3,242,643/7,039,110 = 7,039,110/x
3. Step 3: Cross multiply
   3,242,643x = 7,039,110 × 7,039,110
4. Step 4: Simplify right side
   3,242,643x = 49,549,069,592,100
5. Step 5: Solve for x
   x = 49,549,069,592,100/3,242,643
6. Step 6: Final answer
   x = 15,280,457.82